[maven-release-plugin] prepare release druid-0.18.1-rc2
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 1194175..0d93afa 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
   </parent>
 
   <prerequisites>
diff --git a/cloud/aws-common/pom.xml b/cloud/aws-common/pom.xml
index 45de709..969d31c 100644
--- a/cloud/aws-common/pom.xml
+++ b/cloud/aws-common/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/cloud/gcp-common/pom.xml b/cloud/gcp-common/pom.xml
index 9bfec82..0c00d41 100644
--- a/cloud/gcp-common/pom.xml
+++ b/cloud/gcp-common/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index 9388026..98ff977 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
   </parent>
 
   <properties>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index f3c0ac2..334af7b 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/extendedset/pom.xml b/extendedset/pom.xml
index b142b87..c94de88 100755
--- a/extendedset/pom.xml
+++ b/extendedset/pom.xml
@@ -31,7 +31,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
   </parent>
 
   <dependencies>
diff --git a/extensions-contrib/ambari-metrics-emitter/pom.xml b/extensions-contrib/ambari-metrics-emitter/pom.xml
index cb84ac1..063a335 100644
--- a/extensions-contrib/ambari-metrics-emitter/pom.xml
+++ b/extensions-contrib/ambari-metrics-emitter/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/cassandra-storage/pom.xml b/extensions-contrib/cassandra-storage/pom.xml
index b56b7b8..bd2b3b8 100644
--- a/extensions-contrib/cassandra-storage/pom.xml
+++ b/extensions-contrib/cassandra-storage/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/cloudfiles-extensions/pom.xml b/extensions-contrib/cloudfiles-extensions/pom.xml
index 1a432e9..b972888 100644
--- a/extensions-contrib/cloudfiles-extensions/pom.xml
+++ b/extensions-contrib/cloudfiles-extensions/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/distinctcount/pom.xml b/extensions-contrib/distinctcount/pom.xml
index b04fdaa..350a3b7 100644
--- a/extensions-contrib/distinctcount/pom.xml
+++ b/extensions-contrib/distinctcount/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/dropwizard-emitter/pom.xml b/extensions-contrib/dropwizard-emitter/pom.xml
index d6514c3..e179bb8 100644
--- a/extensions-contrib/dropwizard-emitter/pom.xml
+++ b/extensions-contrib/dropwizard-emitter/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/graphite-emitter/pom.xml b/extensions-contrib/graphite-emitter/pom.xml
index 93ec622..7eb22e2 100644
--- a/extensions-contrib/graphite-emitter/pom.xml
+++ b/extensions-contrib/graphite-emitter/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/influx-extensions/pom.xml b/extensions-contrib/influx-extensions/pom.xml
index 23835d4..ecc78ba 100644
--- a/extensions-contrib/influx-extensions/pom.xml
+++ b/extensions-contrib/influx-extensions/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/influxdb-emitter/pom.xml b/extensions-contrib/influxdb-emitter/pom.xml
index 3b7cdba..276050e 100644
--- a/extensions-contrib/influxdb-emitter/pom.xml
+++ b/extensions-contrib/influxdb-emitter/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/kafka-emitter/pom.xml b/extensions-contrib/kafka-emitter/pom.xml
index f7c007b..18b52c7 100644
--- a/extensions-contrib/kafka-emitter/pom.xml
+++ b/extensions-contrib/kafka-emitter/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/materialized-view-maintenance/pom.xml b/extensions-contrib/materialized-view-maintenance/pom.xml
index ea869e3..433f701 100644
--- a/extensions-contrib/materialized-view-maintenance/pom.xml
+++ b/extensions-contrib/materialized-view-maintenance/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/materialized-view-selection/pom.xml b/extensions-contrib/materialized-view-selection/pom.xml
index 93f8383..cabc222 100644
--- a/extensions-contrib/materialized-view-selection/pom.xml
+++ b/extensions-contrib/materialized-view-selection/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/momentsketch/pom.xml b/extensions-contrib/momentsketch/pom.xml
index 4973d78..02b8629 100644
--- a/extensions-contrib/momentsketch/pom.xml
+++ b/extensions-contrib/momentsketch/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/moving-average-query/pom.xml b/extensions-contrib/moving-average-query/pom.xml
index f294d0b..32fb4b5 100644
--- a/extensions-contrib/moving-average-query/pom.xml
+++ b/extensions-contrib/moving-average-query/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/opentsdb-emitter/pom.xml b/extensions-contrib/opentsdb-emitter/pom.xml
index 1356f93..e2a8aea 100644
--- a/extensions-contrib/opentsdb-emitter/pom.xml
+++ b/extensions-contrib/opentsdb-emitter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/redis-cache/pom.xml b/extensions-contrib/redis-cache/pom.xml
index 0c02fed..3da9ec9 100644
--- a/extensions-contrib/redis-cache/pom.xml
+++ b/extensions-contrib/redis-cache/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/sqlserver-metadata-storage/pom.xml b/extensions-contrib/sqlserver-metadata-storage/pom.xml
index 747f2d5..04d0e09 100644
--- a/extensions-contrib/sqlserver-metadata-storage/pom.xml
+++ b/extensions-contrib/sqlserver-metadata-storage/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/statsd-emitter/pom.xml b/extensions-contrib/statsd-emitter/pom.xml
index 0048981..46f2646 100644
--- a/extensions-contrib/statsd-emitter/pom.xml
+++ b/extensions-contrib/statsd-emitter/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/tdigestsketch/pom.xml b/extensions-contrib/tdigestsketch/pom.xml
index ec72ed8..2cb0e3c 100644
--- a/extensions-contrib/tdigestsketch/pom.xml
+++ b/extensions-contrib/tdigestsketch/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/thrift-extensions/pom.xml b/extensions-contrib/thrift-extensions/pom.xml
index def69bc..8075fd8 100644
--- a/extensions-contrib/thrift-extensions/pom.xml
+++ b/extensions-contrib/thrift-extensions/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/time-min-max/pom.xml b/extensions-contrib/time-min-max/pom.xml
index 042a246..7f8e561 100644
--- a/extensions-contrib/time-min-max/pom.xml
+++ b/extensions-contrib/time-min-max/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/virtual-columns/pom.xml b/extensions-contrib/virtual-columns/pom.xml
index fa563b6..794ddbd 100644
--- a/extensions-contrib/virtual-columns/pom.xml
+++ b/extensions-contrib/virtual-columns/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/avro-extensions/pom.xml b/extensions-core/avro-extensions/pom.xml
index ea55ea3..55ef092 100644
--- a/extensions-core/avro-extensions/pom.xml
+++ b/extensions-core/avro-extensions/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/azure-extensions/pom.xml b/extensions-core/azure-extensions/pom.xml
index 47392d1..bbd7938 100644
--- a/extensions-core/azure-extensions/pom.xml
+++ b/extensions-core/azure-extensions/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/datasketches/pom.xml b/extensions-core/datasketches/pom.xml
index b30e1d9..f6b2f53 100644
--- a/extensions-core/datasketches/pom.xml
+++ b/extensions-core/datasketches/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-basic-security/pom.xml b/extensions-core/druid-basic-security/pom.xml
index 85263f6..cec952b 100644
--- a/extensions-core/druid-basic-security/pom.xml
+++ b/extensions-core/druid-basic-security/pom.xml
@@ -30,7 +30,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-bloom-filter/pom.xml b/extensions-core/druid-bloom-filter/pom.xml
index 5c54f5b..2dc7c79 100644
--- a/extensions-core/druid-bloom-filter/pom.xml
+++ b/extensions-core/druid-bloom-filter/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-kerberos/pom.xml b/extensions-core/druid-kerberos/pom.xml
index fbcac34..937e12f 100644
--- a/extensions-core/druid-kerberos/pom.xml
+++ b/extensions-core/druid-kerberos/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-pac4j/pom.xml b/extensions-core/druid-pac4j/pom.xml
index 1114bb6..f5d868b 100644
--- a/extensions-core/druid-pac4j/pom.xml
+++ b/extensions-core/druid-pac4j/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/ec2-extensions/pom.xml b/extensions-core/ec2-extensions/pom.xml
index d5e41e9..896cfdf 100644
--- a/extensions-core/ec2-extensions/pom.xml
+++ b/extensions-core/ec2-extensions/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/google-extensions/pom.xml b/extensions-core/google-extensions/pom.xml
index d54305f..4e42ac2 100644
--- a/extensions-core/google-extensions/pom.xml
+++ b/extensions-core/google-extensions/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/hdfs-storage/pom.xml b/extensions-core/hdfs-storage/pom.xml
index 0c2ba00..96bc938 100644
--- a/extensions-core/hdfs-storage/pom.xml
+++ b/extensions-core/hdfs-storage/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/histogram/pom.xml b/extensions-core/histogram/pom.xml
index ccaba0e..a404303 100644
--- a/extensions-core/histogram/pom.xml
+++ b/extensions-core/histogram/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/kafka-extraction-namespace/pom.xml b/extensions-core/kafka-extraction-namespace/pom.xml
index 17360b4..e97f0ee 100644
--- a/extensions-core/kafka-extraction-namespace/pom.xml
+++ b/extensions-core/kafka-extraction-namespace/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/kafka-indexing-service/pom.xml b/extensions-core/kafka-indexing-service/pom.xml
index 32f2e12..6c738ba 100644
--- a/extensions-core/kafka-indexing-service/pom.xml
+++ b/extensions-core/kafka-indexing-service/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/kinesis-indexing-service/pom.xml b/extensions-core/kinesis-indexing-service/pom.xml
index c351564..39c736a 100644
--- a/extensions-core/kinesis-indexing-service/pom.xml
+++ b/extensions-core/kinesis-indexing-service/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/lookups-cached-global/pom.xml b/extensions-core/lookups-cached-global/pom.xml
index 2f96730..9df963d 100644
--- a/extensions-core/lookups-cached-global/pom.xml
+++ b/extensions-core/lookups-cached-global/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/lookups-cached-single/pom.xml b/extensions-core/lookups-cached-single/pom.xml
index 8f9f944..c91de6c 100644
--- a/extensions-core/lookups-cached-single/pom.xml
+++ b/extensions-core/lookups-cached-single/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/mysql-metadata-storage/pom.xml b/extensions-core/mysql-metadata-storage/pom.xml
index b8ee9f9..151b060 100644
--- a/extensions-core/mysql-metadata-storage/pom.xml
+++ b/extensions-core/mysql-metadata-storage/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/orc-extensions/pom.xml b/extensions-core/orc-extensions/pom.xml
index c26024e..2903bed 100644
--- a/extensions-core/orc-extensions/pom.xml
+++ b/extensions-core/orc-extensions/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/parquet-extensions/pom.xml b/extensions-core/parquet-extensions/pom.xml
index e8ccb24..1006f6c 100644
--- a/extensions-core/parquet-extensions/pom.xml
+++ b/extensions-core/parquet-extensions/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/postgresql-metadata-storage/pom.xml b/extensions-core/postgresql-metadata-storage/pom.xml
index a2f12f0..505ae03 100644
--- a/extensions-core/postgresql-metadata-storage/pom.xml
+++ b/extensions-core/postgresql-metadata-storage/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/protobuf-extensions/pom.xml b/extensions-core/protobuf-extensions/pom.xml
index eb2f552..5784a47 100644
--- a/extensions-core/protobuf-extensions/pom.xml
+++ b/extensions-core/protobuf-extensions/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/s3-extensions/pom.xml b/extensions-core/s3-extensions/pom.xml
index 269c027..c992867 100644
--- a/extensions-core/s3-extensions/pom.xml
+++ b/extensions-core/s3-extensions/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/simple-client-sslcontext/pom.xml b/extensions-core/simple-client-sslcontext/pom.xml
index 05e8c394..9b8c81b 100644
--- a/extensions-core/simple-client-sslcontext/pom.xml
+++ b/extensions-core/simple-client-sslcontext/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/stats/pom.xml b/extensions-core/stats/pom.xml
index 5af9ec2..04c21fe 100644
--- a/extensions-core/stats/pom.xml
+++ b/extensions-core/stats/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/hll/pom.xml b/hll/pom.xml
index dea4f81..cd6b2b7 100644
--- a/hll/pom.xml
+++ b/hll/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <artifactId>druid-hll</artifactId>
diff --git a/indexing-hadoop/pom.xml b/indexing-hadoop/pom.xml
index ab05b68..93fd1eb 100644
--- a/indexing-hadoop/pom.xml
+++ b/indexing-hadoop/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/indexing-service/pom.xml b/indexing-service/pom.xml
index 799d22a..8aef7c6 100644
--- a/indexing-service/pom.xml
+++ b/indexing-service/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index ce31171..889cf7c 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/pom.xml b/pom.xml
index 2e5071b..6ace099 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
 
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
     <packaging>pom</packaging>
 
     <name>Druid</name>
@@ -66,7 +66,7 @@
         <connection>scm:git:ssh://git@github.com/apache/druid.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/apache/druid.git</developerConnection>
         <url>https://github.com/apache/druid.git</url>
-        <tag>0.18.0-SNAPSHOT</tag>
+        <tag>druid-0.18.1-rc2</tag>
     </scm>
 
     <properties>
diff --git a/processing/pom.xml b/processing/pom.xml
index b653277..d56bfdb 100644
--- a/processing/pom.xml
+++ b/processing/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/server/pom.xml b/server/pom.xml
index b08633b..6005283 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/services/pom.xml b/services/pom.xml
index c855b2c..2edc25d 100644
--- a/services/pom.xml
+++ b/services/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.18.2-SNAPSHOT</version>
+        <version>0.18.1</version>
     </parent>
 
     <dependencies>
diff --git a/sql/pom.xml b/sql/pom.xml
index f278ffa..2ff6a0d 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
   </parent>
 
   <dependencies>
diff --git a/web-console/pom.xml b/web-console/pom.xml
index 8f36860..c7c2a67 100644
--- a/web-console/pom.xml
+++ b/web-console/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.18.2-SNAPSHOT</version>
+    <version>0.18.1</version>
   </parent>
 
   <properties>