diff --git a/docs/_config.yml b/docs/_config.yml
index 9768de7..77fc93a 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -27,12 +27,12 @@
 # we change the version for the complete docs when forking of a release branch
 # etc.
 # The full version string as referenced in Maven (e.g. 1.2.1)
-version: "1.5.0"
+version: "1.5.1"
 # For stable releases, leave the bugfix version out (e.g. 1.2). For snapshot
 # release this should be the same as the regular version
-version_title: "1.5"
-version_javadocs: "1.5"
-version_scaladocs: "1.5"
+version_title: 1.5
+version_javadocs: 1.5
+version_scaladocs: 1.5
 
 # This suffix is appended to the Scala-dependent Maven artifact names
 scala_version_suffix: "_2.11"
diff --git a/flink-annotations/pom.xml b/flink-annotations/pom.xml
index 7433471..0c4c64d 100644
--- a/flink-annotations/pom.xml
+++ b/flink-annotations/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-clients/pom.xml b/flink-clients/pom.xml
index c7f9e55..c28392f 100644
--- a/flink-clients/pom.xml
+++ b/flink-clients/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-cassandra/pom.xml b/flink-connectors/flink-connector-cassandra/pom.xml
index 0fbd968..f800e7b 100644
--- a/flink-connectors/flink-connector-cassandra/pom.xml
+++ b/flink-connectors/flink-connector-cassandra/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch-base/pom.xml b/flink-connectors/flink-connector-elasticsearch-base/pom.xml
index 9694786..dbc5988 100644
--- a/flink-connectors/flink-connector-elasticsearch-base/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch-base/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch/pom.xml b/flink-connectors/flink-connector-elasticsearch/pom.xml
index 5187b14..601f08f 100644
--- a/flink-connectors/flink-connector-elasticsearch/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch2/pom.xml b/flink-connectors/flink-connector-elasticsearch2/pom.xml
index 5660219..9bee7da 100644
--- a/flink-connectors/flink-connector-elasticsearch2/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch2/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-elasticsearch5/pom.xml b/flink-connectors/flink-connector-elasticsearch5/pom.xml
index 16b7cff..708ff6b 100644
--- a/flink-connectors/flink-connector-elasticsearch5/pom.xml
+++ b/flink-connectors/flink-connector-elasticsearch5/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-filesystem/pom.xml b/flink-connectors/flink-connector-filesystem/pom.xml
index f1e7473..f1070b3 100644
--- a/flink-connectors/flink-connector-filesystem/pom.xml
+++ b/flink-connectors/flink-connector-filesystem/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.10/pom.xml b/flink-connectors/flink-connector-kafka-0.10/pom.xml
index 2d273ae..0d03a53 100644
--- a/flink-connectors/flink-connector-kafka-0.10/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.10/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.11/pom.xml b/flink-connectors/flink-connector-kafka-0.11/pom.xml
index 089e5a2..3bfdc01 100644
--- a/flink-connectors/flink-connector-kafka-0.11/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.11/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.8/pom.xml b/flink-connectors/flink-connector-kafka-0.8/pom.xml
index 43a9dac..edd59d2 100644
--- a/flink-connectors/flink-connector-kafka-0.8/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.8/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kafka-0.9/pom.xml b/flink-connectors/flink-connector-kafka-0.9/pom.xml
index 1999a8d..565bd0b 100644
--- a/flink-connectors/flink-connector-kafka-0.9/pom.xml
+++ b/flink-connectors/flink-connector-kafka-0.9/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kafka-base/pom.xml b/flink-connectors/flink-connector-kafka-base/pom.xml
index cea3896..92cfc78 100644
--- a/flink-connectors/flink-connector-kafka-base/pom.xml
+++ b/flink-connectors/flink-connector-kafka-base/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-kinesis/pom.xml b/flink-connectors/flink-connector-kinesis/pom.xml
index c103a95..76d30c3 100644
--- a/flink-connectors/flink-connector-kinesis/pom.xml
+++ b/flink-connectors/flink-connector-kinesis/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-nifi/pom.xml b/flink-connectors/flink-connector-nifi/pom.xml
index 3fe6f23..149a5c0 100644
--- a/flink-connectors/flink-connector-nifi/pom.xml
+++ b/flink-connectors/flink-connector-nifi/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-rabbitmq/pom.xml b/flink-connectors/flink-connector-rabbitmq/pom.xml
index cc80c95..b5b879a 100644
--- a/flink-connectors/flink-connector-rabbitmq/pom.xml
+++ b/flink-connectors/flink-connector-rabbitmq/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-connector-twitter/pom.xml b/flink-connectors/flink-connector-twitter/pom.xml
index 8aa8af20..c02b59a 100644
--- a/flink-connectors/flink-connector-twitter/pom.xml
+++ b/flink-connectors/flink-connector-twitter/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-hadoop-compatibility/pom.xml b/flink-connectors/flink-hadoop-compatibility/pom.xml
index 468dc0a..c633db9 100644
--- a/flink-connectors/flink-hadoop-compatibility/pom.xml
+++ b/flink-connectors/flink-hadoop-compatibility/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-hbase/pom.xml b/flink-connectors/flink-hbase/pom.xml
index 689ef4d..41cb22f 100644
--- a/flink-connectors/flink-hbase/pom.xml
+++ b/flink-connectors/flink-hbase/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-hcatalog/pom.xml b/flink-connectors/flink-hcatalog/pom.xml
index e613dde..8b7ba75 100644
--- a/flink-connectors/flink-hcatalog/pom.xml
+++ b/flink-connectors/flink-hcatalog/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-jdbc/pom.xml b/flink-connectors/flink-jdbc/pom.xml
index 168d173..90b2f9e 100644
--- a/flink-connectors/flink-jdbc/pom.xml
+++ b/flink-connectors/flink-jdbc/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/flink-orc/pom.xml b/flink-connectors/flink-orc/pom.xml
index 2fe229c..a1ef069 100644
--- a/flink-connectors/flink-orc/pom.xml
+++ b/flink-connectors/flink-orc/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-connectors</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-connectors/pom.xml b/flink-connectors/pom.xml
index 1b77833..f2f771d 100644
--- a/flink-connectors/pom.xml
+++ b/flink-connectors/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-contrib/flink-connector-wikiedits/pom.xml b/flink-contrib/flink-connector-wikiedits/pom.xml
index 3908658..2c59682 100644
--- a/flink-contrib/flink-connector-wikiedits/pom.xml
+++ b/flink-contrib/flink-connector-wikiedits/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-contrib</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-contrib/flink-storm-examples/pom.xml b/flink-contrib/flink-storm-examples/pom.xml
index fcd4f4e..d732164 100644
--- a/flink-contrib/flink-storm-examples/pom.xml
+++ b/flink-contrib/flink-storm-examples/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-contrib</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-contrib/flink-storm/pom.xml b/flink-contrib/flink-storm/pom.xml
index 8f25de4..cc43b78 100644
--- a/flink-contrib/flink-storm/pom.xml
+++ b/flink-contrib/flink-storm/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-contrib</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-contrib/pom.xml b/flink-contrib/pom.xml
index 644f299..a2533f8 100644
--- a/flink-contrib/pom.xml
+++ b/flink-contrib/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-core/pom.xml b/flink-core/pom.xml
index b74b03e..e7b8ed4 100644
--- a/flink-core/pom.xml
+++ b/flink-core/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-dist/pom.xml b/flink-dist/pom.xml
index 923f078..6644a95 100644
--- a/flink-dist/pom.xml
+++ b/flink-dist/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-docs/pom.xml b/flink-docs/pom.xml
index f93466b..31f4b70 100644
--- a/flink-docs/pom.xml
+++ b/flink-docs/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml b/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
index 40be10c..1546206 100644
--- a/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
+++ b/flink-end-to-end-tests/flink-bucketing-sink-test/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml b/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
index 2592117..b53e314 100644
--- a/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
+++ b/flink-end-to-end-tests/flink-dataset-allround-test/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml b/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
index a58bcc8..b858331 100644
--- a/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
+++ b/flink-end-to-end-tests/flink-datastream-allround-test/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml b/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
index 6ac8e71..0ffa7bd 100644
--- a/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch1-test/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml b/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
index d6a1abf..7e84c1c 100644
--- a/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch2-test/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml b/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
index 33241b0..50dfc22 100644
--- a/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
+++ b/flink-end-to-end-tests/flink-elasticsearch5-test/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml b/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
index cc89c1f..f76d434 100644
--- a/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
+++ b/flink-end-to-end-tests/flink-high-parallelism-iterations-test/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-end-to-end-tests</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml b/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
index 8ba7ef5..80d68d3 100644
--- a/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
+++ b/flink-end-to-end-tests/flink-local-recovery-and-allocation-test/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<artifactId>flink-end-to-end-tests</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/flink-parent-child-classloading-test/pom.xml b/flink-end-to-end-tests/flink-parent-child-classloading-test/pom.xml
index f131d29..4822d92 100644
--- a/flink-end-to-end-tests/flink-parent-child-classloading-test/pom.xml
+++ b/flink-end-to-end-tests/flink-parent-child-classloading-test/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<artifactId>flink-end-to-end-tests</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-stream-sql-test/pom.xml b/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
index 2f345a5..6084d43 100644
--- a/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
+++ b/flink-end-to-end-tests/flink-stream-sql-test/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<artifactId>flink-end-to-end-tests</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml b/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
index 2af8213..d632bd3 100644
--- a/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
+++ b/flink-end-to-end-tests/flink-stream-stateful-job-upgrade-test/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<artifactId>flink-end-to-end-tests</artifactId>
 		<groupId>org.apache.flink</groupId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 
diff --git a/flink-end-to-end-tests/pom.xml b/flink-end-to-end-tests/pom.xml
index 04b8532..990487a 100644
--- a/flink-end-to-end-tests/pom.xml
+++ b/flink-end-to-end-tests/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-examples/flink-examples-batch/pom.xml b/flink-examples/flink-examples-batch/pom.xml
index e8820eb..4a706fc 100644
--- a/flink-examples/flink-examples-batch/pom.xml
+++ b/flink-examples/flink-examples-batch/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-examples</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-examples/flink-examples-streaming/pom.xml b/flink-examples/flink-examples-streaming/pom.xml
index 4b496a1..92945e7 100644
--- a/flink-examples/flink-examples-streaming/pom.xml
+++ b/flink-examples/flink-examples-streaming/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-examples</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-examples/flink-examples-table/pom.xml b/flink-examples/flink-examples-table/pom.xml
index 91c6a96..e0de176 100644
--- a/flink-examples/flink-examples-table/pom.xml
+++ b/flink-examples/flink-examples-table/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-examples</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-examples/pom.xml b/flink-examples/pom.xml
index 81584b9..1591e35 100644
--- a/flink-examples/pom.xml
+++ b/flink-examples/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/flink-hadoop-fs/pom.xml b/flink-filesystems/flink-hadoop-fs/pom.xml
index 425aa2c..95bb945 100644
--- a/flink-filesystems/flink-hadoop-fs/pom.xml
+++ b/flink-filesystems/flink-hadoop-fs/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-filesystems</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/flink-mapr-fs/pom.xml b/flink-filesystems/flink-mapr-fs/pom.xml
index d59baaf..f30ff20 100644
--- a/flink-filesystems/flink-mapr-fs/pom.xml
+++ b/flink-filesystems/flink-mapr-fs/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-filesystems</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/flink-s3-fs-hadoop/pom.xml b/flink-filesystems/flink-s3-fs-hadoop/pom.xml
index ca57909..705bc38 100644
--- a/flink-filesystems/flink-s3-fs-hadoop/pom.xml
+++ b/flink-filesystems/flink-s3-fs-hadoop/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-filesystems</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/flink-s3-fs-presto/pom.xml b/flink-filesystems/flink-s3-fs-presto/pom.xml
index 8ff7561..4fb0fef 100644
--- a/flink-filesystems/flink-s3-fs-presto/pom.xml
+++ b/flink-filesystems/flink-s3-fs-presto/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-filesystems</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/flink-swift-fs-hadoop/pom.xml b/flink-filesystems/flink-swift-fs-hadoop/pom.xml
index 66ee6d7..33f536d 100644
--- a/flink-filesystems/flink-swift-fs-hadoop/pom.xml
+++ b/flink-filesystems/flink-swift-fs-hadoop/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-filesystems</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-filesystems/pom.xml b/flink-filesystems/pom.xml
index 341348c..c73f610 100644
--- a/flink-filesystems/pom.xml
+++ b/flink-filesystems/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-formats/flink-avro/pom.xml b/flink-formats/flink-avro/pom.xml
index 5676813..1581244 100644
--- a/flink-formats/flink-avro/pom.xml
+++ b/flink-formats/flink-avro/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-formats</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-formats/flink-json/pom.xml b/flink-formats/flink-json/pom.xml
index f7332b9..0e8b26c 100644
--- a/flink-formats/flink-json/pom.xml
+++ b/flink-formats/flink-json/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-formats</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-formats/pom.xml b/flink-formats/pom.xml
index ad776cf..0761c01 100644
--- a/flink-formats/pom.xml
+++ b/flink-formats/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-fs-tests/pom.xml b/flink-fs-tests/pom.xml
index 71a69a3..72850db 100644
--- a/flink-fs-tests/pom.xml
+++ b/flink-fs-tests/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-java/pom.xml b/flink-java/pom.xml
index e8dd33b..e6ea92b 100644
--- a/flink-java/pom.xml
+++ b/flink-java/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-java8/pom.xml b/flink-java8/pom.xml
index 273146d..6603d6e 100644
--- a/flink-java8/pom.xml
+++ b/flink-java8/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-cep-scala/pom.xml b/flink-libraries/flink-cep-scala/pom.xml
index 0ea9dea..e34511e 100644
--- a/flink-libraries/flink-cep-scala/pom.xml
+++ b/flink-libraries/flink-cep-scala/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.5-SNAPSHOT</version>
+        <version>1.5.1</version>
         <relativePath>..</relativePath>
     </parent>
     
diff --git a/flink-libraries/flink-cep/pom.xml b/flink-libraries/flink-cep/pom.xml
index 4cbdc7f..53f9353 100644
--- a/flink-libraries/flink-cep/pom.xml
+++ b/flink-libraries/flink-cep/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.5-SNAPSHOT</version>
+        <version>1.5.1</version>
         <relativePath>..</relativePath>
     </parent>
 
diff --git a/flink-libraries/flink-gelly-examples/pom.xml b/flink-libraries/flink-gelly-examples/pom.xml
index 70e3820..b0e109d 100644
--- a/flink-libraries/flink-gelly-examples/pom.xml
+++ b/flink-libraries/flink-gelly-examples/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-gelly-scala/pom.xml b/flink-libraries/flink-gelly-scala/pom.xml
index 3d14db9..ec15f9d 100644
--- a/flink-libraries/flink-gelly-scala/pom.xml
+++ b/flink-libraries/flink-gelly-scala/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.5-SNAPSHOT</version>
+        <version>1.5.1</version>
         <relativePath>..</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/flink-libraries/flink-gelly/pom.xml b/flink-libraries/flink-gelly/pom.xml
index 7dd3083..a8cc459 100644
--- a/flink-libraries/flink-gelly/pom.xml
+++ b/flink-libraries/flink-gelly/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-ml/pom.xml b/flink-libraries/flink-ml/pom.xml
index bb5e483..d23f1b3 100644
--- a/flink-libraries/flink-ml/pom.xml
+++ b/flink-libraries/flink-ml/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-python/pom.xml b/flink-libraries/flink-python/pom.xml
index a8a1d0b..a5e7897 100644
--- a/flink-libraries/flink-python/pom.xml
+++ b/flink-libraries/flink-python/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-libraries</artifactId>
-        <version>1.5-SNAPSHOT</version>
+        <version>1.5.1</version>
         <relativePath>..</relativePath>
     </parent>
 
diff --git a/flink-libraries/flink-sql-client/pom.xml b/flink-libraries/flink-sql-client/pom.xml
index dcc2743..ab41119 100644
--- a/flink-libraries/flink-sql-client/pom.xml
+++ b/flink-libraries/flink-sql-client/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-streaming-python/pom.xml b/flink-libraries/flink-streaming-python/pom.xml
index a3ae8b7..dd831dc 100644
--- a/flink-libraries/flink-streaming-python/pom.xml
+++ b/flink-libraries/flink-streaming-python/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/flink-table/pom.xml b/flink-libraries/flink-table/pom.xml
index a3c345a..02ace2a 100644
--- a/flink-libraries/flink-table/pom.xml
+++ b/flink-libraries/flink-table/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-libraries</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-libraries/pom.xml b/flink-libraries/pom.xml
index 6a2e6d7..d03cbd3 100644
--- a/flink-libraries/pom.xml
+++ b/flink-libraries/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-mesos/pom.xml b/flink-mesos/pom.xml
index 4e1ec76..30bb749 100644
--- a/flink-mesos/pom.xml
+++ b/flink-mesos/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 	
diff --git a/flink-metrics/flink-metrics-core/pom.xml b/flink-metrics/flink-metrics-core/pom.xml
index cad9c36..28cfe87 100644
--- a/flink-metrics/flink-metrics-core/pom.xml
+++ b/flink-metrics/flink-metrics-core/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-datadog/pom.xml b/flink-metrics/flink-metrics-datadog/pom.xml
index 3f05fcc..c58e3e3 100644
--- a/flink-metrics/flink-metrics-datadog/pom.xml
+++ b/flink-metrics/flink-metrics-datadog/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-dropwizard/pom.xml b/flink-metrics/flink-metrics-dropwizard/pom.xml
index 532cbf5..19be049 100644
--- a/flink-metrics/flink-metrics-dropwizard/pom.xml
+++ b/flink-metrics/flink-metrics-dropwizard/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-ganglia/pom.xml b/flink-metrics/flink-metrics-ganglia/pom.xml
index 427d069..62b5e5b 100644
--- a/flink-metrics/flink-metrics-ganglia/pom.xml
+++ b/flink-metrics/flink-metrics-ganglia/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-graphite/pom.xml b/flink-metrics/flink-metrics-graphite/pom.xml
index 65d7047..8f19226 100644
--- a/flink-metrics/flink-metrics-graphite/pom.xml
+++ b/flink-metrics/flink-metrics-graphite/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-jmx/pom.xml b/flink-metrics/flink-metrics-jmx/pom.xml
index d90595c..ffcece7 100644
--- a/flink-metrics/flink-metrics-jmx/pom.xml
+++ b/flink-metrics/flink-metrics-jmx/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-prometheus/pom.xml b/flink-metrics/flink-metrics-prometheus/pom.xml
index 26723d8..01aab26 100644
--- a/flink-metrics/flink-metrics-prometheus/pom.xml
+++ b/flink-metrics/flink-metrics-prometheus/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-slf4j/pom.xml b/flink-metrics/flink-metrics-slf4j/pom.xml
index d610af2..b6bc849 100644
--- a/flink-metrics/flink-metrics-slf4j/pom.xml
+++ b/flink-metrics/flink-metrics-slf4j/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/flink-metrics-statsd/pom.xml b/flink-metrics/flink-metrics-statsd/pom.xml
index 9341987..41dd6bd 100644
--- a/flink-metrics/flink-metrics-statsd/pom.xml
+++ b/flink-metrics/flink-metrics-statsd/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-metrics</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-metrics/pom.xml b/flink-metrics/pom.xml
index b98cc34..dfb22c9 100644
--- a/flink-metrics/pom.xml
+++ b/flink-metrics/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-optimizer/pom.xml b/flink-optimizer/pom.xml
index 53c6996..eb5ef42 100644
--- a/flink-optimizer/pom.xml
+++ b/flink-optimizer/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-queryable-state/flink-queryable-state-client-java/pom.xml b/flink-queryable-state/flink-queryable-state-client-java/pom.xml
index 3616d0e..f1207ad 100644
--- a/flink-queryable-state/flink-queryable-state-client-java/pom.xml
+++ b/flink-queryable-state/flink-queryable-state-client-java/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-queryable-state</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-queryable-state/flink-queryable-state-runtime/pom.xml b/flink-queryable-state/flink-queryable-state-runtime/pom.xml
index 7c003be..5d0c05f 100644
--- a/flink-queryable-state/flink-queryable-state-runtime/pom.xml
+++ b/flink-queryable-state/flink-queryable-state-runtime/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-queryable-state</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-queryable-state/pom.xml b/flink-queryable-state/pom.xml
index 651b1dc..78ef8de 100644
--- a/flink-queryable-state/pom.xml
+++ b/flink-queryable-state/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-quickstart/flink-quickstart-java/pom.xml b/flink-quickstart/flink-quickstart-java/pom.xml
index ab41e47..ccd2d9f 100644
--- a/flink-quickstart/flink-quickstart-java/pom.xml
+++ b/flink-quickstart/flink-quickstart-java/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-quickstart</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-quickstart/flink-quickstart-scala/pom.xml b/flink-quickstart/flink-quickstart-scala/pom.xml
index 734a5f9..d802b66 100644
--- a/flink-quickstart/flink-quickstart-scala/pom.xml
+++ b/flink-quickstart/flink-quickstart-scala/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-quickstart</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-quickstart/pom.xml b/flink-quickstart/pom.xml
index 7878969..16101cd 100644
--- a/flink-quickstart/pom.xml
+++ b/flink-quickstart/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-runtime-web/pom.xml b/flink-runtime-web/pom.xml
index fc45ddb..2a08460 100644
--- a/flink-runtime-web/pom.xml
+++ b/flink-runtime-web/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-runtime/pom.xml b/flink-runtime/pom.xml
index 9493e9d..3f9fc30 100644
--- a/flink-runtime/pom.xml
+++ b/flink-runtime/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-scala-shell/pom.xml b/flink-scala-shell/pom.xml
index 8e0e751..8c29d2c 100644
--- a/flink-scala-shell/pom.xml
+++ b/flink-scala-shell/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-scala/pom.xml b/flink-scala/pom.xml
index 05d0f67..ed79357 100644
--- a/flink-scala/pom.xml
+++ b/flink-scala/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-shaded-curator/pom.xml b/flink-shaded-curator/pom.xml
index 587e475..f037036 100644
--- a/flink-shaded-curator/pom.xml
+++ b/flink-shaded-curator/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml b/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
index 2af2dba..1880d70 100644
--- a/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-hadoop2-uber/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-shaded-hadoop</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml b/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
index f842c1c..8962114 100644
--- a/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-hadoop2/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-shaded-hadoop</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml b/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
index 65ac699..42a01d1 100644
--- a/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
+++ b/flink-shaded-hadoop/flink-shaded-yarn-tests/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-shaded-hadoop</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-shaded-hadoop/pom.xml b/flink-shaded-hadoop/pom.xml
index 5e147d7..486bf7c 100644
--- a/flink-shaded-hadoop/pom.xml
+++ b/flink-shaded-hadoop/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-state-backends/flink-statebackend-rocksdb/pom.xml b/flink-state-backends/flink-statebackend-rocksdb/pom.xml
index c6a9f92..f24be7a 100644
--- a/flink-state-backends/flink-statebackend-rocksdb/pom.xml
+++ b/flink-state-backends/flink-statebackend-rocksdb/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-state-backends</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-state-backends/pom.xml b/flink-state-backends/pom.xml
index c02ad84f..a190c05 100644
--- a/flink-state-backends/pom.xml
+++ b/flink-state-backends/pom.xml
@@ -27,7 +27,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-streaming-java/pom.xml b/flink-streaming-java/pom.xml
index 4338fcd..5cb760b 100644
--- a/flink-streaming-java/pom.xml
+++ b/flink-streaming-java/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-streaming-scala/pom.xml b/flink-streaming-scala/pom.xml
index 16a5a21..841c7c4 100644
--- a/flink-streaming-scala/pom.xml
+++ b/flink-streaming-scala/pom.xml
@@ -24,7 +24,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-test-utils-parent/flink-test-utils-junit/pom.xml b/flink-test-utils-parent/flink-test-utils-junit/pom.xml
index 970fbde..f71c53a 100644
--- a/flink-test-utils-parent/flink-test-utils-junit/pom.xml
+++ b/flink-test-utils-parent/flink-test-utils-junit/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-test-utils-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-test-utils-parent/flink-test-utils/pom.xml b/flink-test-utils-parent/flink-test-utils/pom.xml
index d13febc..ed4ffd8 100644
--- a/flink-test-utils-parent/flink-test-utils/pom.xml
+++ b/flink-test-utils-parent/flink-test-utils/pom.xml
@@ -25,7 +25,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-test-utils-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-test-utils-parent/pom.xml b/flink-test-utils-parent/pom.xml
index fd5a730..ea34e92 100644
--- a/flink-test-utils-parent/pom.xml
+++ b/flink-test-utils-parent/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-tests/pom.xml b/flink-tests/pom.xml
index 9d767a2..a9c442b 100644
--- a/flink-tests/pom.xml
+++ b/flink-tests/pom.xml
@@ -26,7 +26,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-yarn-tests/pom.xml b/flink-yarn-tests/pom.xml
index f1d8a4a..3a84379 100644
--- a/flink-yarn-tests/pom.xml
+++ b/flink-yarn-tests/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/flink-yarn/pom.xml b/flink-yarn/pom.xml
index aa5a00a..1789ccd 100644
--- a/flink-yarn/pom.xml
+++ b/flink-yarn/pom.xml
@@ -23,7 +23,7 @@
 	<parent>
 		<groupId>org.apache.flink</groupId>
 		<artifactId>flink-parent</artifactId>
-		<version>1.5-SNAPSHOT</version>
+		<version>1.5.1</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pom.xml b/pom.xml
index aab798b..8308e05 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
 
 	<groupId>org.apache.flink</groupId>
 	<artifactId>flink-parent</artifactId>
-	<version>1.5-SNAPSHOT</version>
+	<version>1.5.1</version>
 
 	<name>flink</name>
 	<packaging>pom</packaging>
@@ -143,7 +143,7 @@
 		<dependency>
 			<groupId>org.apache.flink</groupId>
 			<artifactId>force-shading</artifactId>
-			<version>1.5-SNAPSHOT</version>
+			<version>1.5.1</version>
 		</dependency>
 
 		<!-- Root dependencies for all projects -->
diff --git a/tools/force-shading/pom.xml b/tools/force-shading/pom.xml
index 9089c07..5f16733 100644
--- a/tools/force-shading/pom.xml
+++ b/tools/force-shading/pom.xml
@@ -38,7 +38,7 @@
 
 	<groupId>org.apache.flink</groupId>
 	<artifactId>force-shading</artifactId>
-	<version>1.5-SNAPSHOT</version>
+	<version>1.5.1</version>
 
 	<packaging>jar</packaging>