diff --git a/api/pom.xml b/api/pom.xml
index a817ce4..51578ec 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/aws-common/pom.xml b/aws-common/pom.xml
index 1fa776d..e4e8a72 100644
--- a/aws-common/pom.xml
+++ b/aws-common/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 5b755d5..c42e472 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
   </parent>
 
   <prerequisites>
diff --git a/common/pom.xml b/common/pom.xml
index 1df8472..b361650 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 310018f..66a2f84 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -16,8 +16,7 @@
   ~ limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <packaging>pom</packaging>
@@ -29,7 +28,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>io.druid</groupId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
@@ -56,7 +55,7 @@
                             <executable>java</executable>
                             <arguments>
                                 <argument>-classpath</argument>
-                                <classpath/>
+                                <classpath />
                                 <argument>-Ddruid.extensions.loadList=[]</argument>
                                 <argument>-Ddruid.extensions.directory=${project.build.directory}/extensions</argument>
                                 <argument>-Ddruid.extensions.hadoopDependenciesDir=${project.build.directory}/hadoop-dependencies</argument>
diff --git a/examples/pom.xml b/examples/pom.xml
index b43c586..8e6cbeb 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/extensions-contrib/azure-extensions/pom.xml b/extensions-contrib/azure-extensions/pom.xml
index 09a2d8c..c510b26 100644
--- a/extensions-contrib/azure-extensions/pom.xml
+++ b/extensions-contrib/azure-extensions/pom.xml
@@ -18,8 +18,7 @@
  ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/cassandra-storage/pom.xml b/extensions-contrib/cassandra-storage/pom.xml
index 4a9c70d..fb1e64c 100644
--- a/extensions-contrib/cassandra-storage/pom.xml
+++ b/extensions-contrib/cassandra-storage/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/cloudfiles-extensions/pom.xml b/extensions-contrib/cloudfiles-extensions/pom.xml
index 78f0946..f9f80b3 100644
--- a/extensions-contrib/cloudfiles-extensions/pom.xml
+++ b/extensions-contrib/cloudfiles-extensions/pom.xml
@@ -18,8 +18,7 @@
  ~ under the License.
   -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
-         xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/distinctcount/pom.xml b/extensions-contrib/distinctcount/pom.xml
index 2207a8b..3ddd6f2 100644
--- a/extensions-contrib/distinctcount/pom.xml
+++ b/extensions-contrib/distinctcount/pom.xml
@@ -18,8 +18,7 @@
  ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/druid-rocketmq/pom.xml b/extensions-contrib/druid-rocketmq/pom.xml
index 2016fb5..c8b7416 100644
--- a/extensions-contrib/druid-rocketmq/pom.xml
+++ b/extensions-contrib/druid-rocketmq/pom.xml
@@ -17,14 +17,12 @@
  ~ specific language governing permissions and limitations
  ~ under the License.
   -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
     <artifactId>druid</artifactId>
     <groupId>io.druid</groupId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/graphite-emitter/pom.xml b/extensions-contrib/graphite-emitter/pom.xml
index fee4619..4be841c 100644
--- a/extensions-contrib/graphite-emitter/pom.xml
+++ b/extensions-contrib/graphite-emitter/pom.xml
@@ -18,14 +18,13 @@
  ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/kafka-eight-simpleConsumer/pom.xml b/extensions-contrib/kafka-eight-simpleConsumer/pom.xml
index da614da..633c45a 100644
--- a/extensions-contrib/kafka-eight-simpleConsumer/pom.xml
+++ b/extensions-contrib/kafka-eight-simpleConsumer/pom.xml
@@ -16,8 +16,7 @@
 ~ limitations under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>io.druid.extensions.contrib</groupId>
   <artifactId>druid-kafka-eight-simple-consumer</artifactId>
@@ -27,7 +26,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/parquet-extensions/pom.xml b/extensions-contrib/parquet-extensions/pom.xml
index 7c03daf..299f13a 100644
--- a/extensions-contrib/parquet-extensions/pom.xml
+++ b/extensions-contrib/parquet-extensions/pom.xml
@@ -1,7 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <groupId>io.druid.extensions.contrib</groupId>
     <artifactId>druid-parquet-extensions</artifactId>
     <name>druid-parquet-extensions</name>
@@ -10,7 +8,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>io.druid</groupId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/rabbitmq/pom.xml b/extensions-contrib/rabbitmq/pom.xml
index 5d78afd..34c1eef 100644
--- a/extensions-contrib/rabbitmq/pom.xml
+++ b/extensions-contrib/rabbitmq/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/statsd-emitter/pom.xml b/extensions-contrib/statsd-emitter/pom.xml
index 7ebd567..b9c1002 100644
--- a/extensions-contrib/statsd-emitter/pom.xml
+++ b/extensions-contrib/statsd-emitter/pom.xml
@@ -17,13 +17,11 @@
  ~ specific language governing permissions and limitations
  ~ under the License.
   -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>druid</artifactId>
     <groupId>io.druid</groupId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/avro-extensions/pom.xml b/extensions-core/avro-extensions/pom.xml
index 2e2ffa6..1f16c52 100644
--- a/extensions-core/avro-extensions/pom.xml
+++ b/extensions-core/avro-extensions/pom.xml
@@ -18,8 +18,7 @@
  ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>io.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/datasketches/pom.xml b/extensions-core/datasketches/pom.xml
index ec98e52..bf253f0 100644
--- a/extensions-core/datasketches/pom.xml
+++ b/extensions-core/datasketches/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
 -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>io.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/hdfs-storage/pom.xml b/extensions-core/hdfs-storage/pom.xml
index de4eda7..c5d6d95 100644
--- a/extensions-core/hdfs-storage/pom.xml
+++ b/extensions-core/hdfs-storage/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/histogram/pom.xml b/extensions-core/histogram/pom.xml
index 349073b..8fba7f1 100644
--- a/extensions-core/histogram/pom.xml
+++ b/extensions-core/histogram/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/kafka-eight/pom.xml b/extensions-core/kafka-eight/pom.xml
index 1c7a188..617a724 100644
--- a/extensions-core/kafka-eight/pom.xml
+++ b/extensions-core/kafka-eight/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</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 81e7b74..cba86af 100644
--- a/extensions-core/kafka-extraction-namespace/pom.xml
+++ b/extensions-core/kafka-extraction-namespace/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>io.druid.extensions</groupId>
   <artifactId>druid-kafka-extraction-namespace</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</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 09e495c..ca9026c 100644
--- a/extensions-core/kafka-indexing-service/pom.xml
+++ b/extensions-core/kafka-indexing-service/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>io.druid</groupId>
       <artifactId>druid-indexing-service</artifactId>
-      <version>0.9.1-SNAPSHOT</version>
+      <version>0.9.1-rc1</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
@@ -73,14 +73,14 @@
     <dependency>
       <groupId>io.druid</groupId>
       <artifactId>druid-server</artifactId>
-      <version>0.9.1-SNAPSHOT</version>
+      <version>0.9.1-rc1</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>io.druid</groupId>
       <artifactId>druid-indexing-service</artifactId>
-      <version>0.9.1-SNAPSHOT</version>
+      <version>0.9.1-rc1</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/extensions-core/lookups-cached-global/pom.xml b/extensions-core/lookups-cached-global/pom.xml
index 4225f7c..d82934b 100644
--- a/extensions-core/lookups-cached-global/pom.xml
+++ b/extensions-core/lookups-cached-global/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>io.druid.extensions</groupId>
   <artifactId>druid-lookups-cached-global</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>io.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</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 d3c5f26..2d745c9 100644
--- a/extensions-core/mysql-metadata-storage/pom.xml
+++ b/extensions-core/mysql-metadata-storage/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/postgresql-metadata-storage/pom.xml b/extensions-core/postgresql-metadata-storage/pom.xml
index d68fdbf..b1249e5 100644
--- a/extensions-core/postgresql-metadata-storage/pom.xml
+++ b/extensions-core/postgresql-metadata-storage/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/s3-extensions/pom.xml b/extensions-core/s3-extensions/pom.xml
index 3ddf3ce..9876c25 100644
--- a/extensions-core/s3-extensions/pom.xml
+++ b/extensions-core/s3-extensions/pom.xml
@@ -16,8 +16,7 @@
   ~ limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>io.druid.extensions</groupId>
@@ -28,7 +27,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/indexing-hadoop/pom.xml b/indexing-hadoop/pom.xml
index 263921d..b2e6747 100644
--- a/indexing-hadoop/pom.xml
+++ b/indexing-hadoop/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/indexing-service/pom.xml b/indexing-service/pom.xml
index 034bb2c..5fe84eb 100644
--- a/indexing-service/pom.xml
+++ b/indexing-service/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index 1a48d54..dd3a724 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index 8049228..755318e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,8 +16,7 @@
   ~ limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <parent>
@@ -27,7 +26,7 @@
     </parent>
 
     <artifactId>druid</artifactId>
-    <version>0.9.1-SNAPSHOT</version>
+    <version>0.9.1-rc1</version>
     <packaging>pom</packaging>
 
     <name>${project.groupId}:${project.artifactId}</name>
@@ -54,7 +53,7 @@
         <connection>scm:git:ssh://git@github.com/druid-io/druid.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/druid-io/druid.git</developerConnection>
         <url>https://github.com/druid-io/druid.git</url>
-        <tag>0.9.1-SNAPSHOT</tag>
+        <tag>druid-0.9.1-rc1</tag>
     </scm>
 
     <properties>
diff --git a/processing/pom.xml b/processing/pom.xml
index 7fed488..370d44f 100644
--- a/processing/pom.xml
+++ b/processing/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/server/pom.xml b/server/pom.xml
index a1ca444..8f153b8 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
diff --git a/services/pom.xml b/services/pom.xml
index 96918e7..5f0c09f 100644
--- a/services/pom.xml
+++ b/services/pom.xml
@@ -25,7 +25,7 @@
     <parent>
         <groupId>io.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.9.1-SNAPSHOT</version>
+        <version>0.9.1-rc1</version>
     </parent>
 
     <dependencies>
@@ -90,7 +90,7 @@
                                 </filter>
                             </filters>
                             <transformers>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
                             </transformers>
                         </configuration>
                     </execution>