diff --git a/core/pom.xml b/core/pom.xml
index a3020c8..dc6dbe4 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -14,14 +14,12 @@
     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>
     <groupId>io.zipkin.contrib.zipkin-storage-forwarder</groupId>
     <artifactId>zipkin-storage-forwarder-parent</artifactId>
-    <version>0.4.0-SNAPSHOT</version>
+    <version>0.4.0</version>
   </parent>
 
   <artifactId>zipkin-storage-forwarder</artifactId>
diff --git a/module/pom.xml b/module/pom.xml
index 6821301..351607b 100644
--- a/module/pom.xml
+++ b/module/pom.xml
@@ -14,14 +14,12 @@
     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>
     <groupId>io.zipkin.contrib.zipkin-storage-forwarder</groupId>
     <artifactId>zipkin-storage-forwarder-parent</artifactId>
-    <version>0.4.0-SNAPSHOT</version>
+    <version>0.4.0</version>
   </parent>
 
   <artifactId>zipkin-module-storage-forwarder</artifactId>
diff --git a/pom.xml b/pom.xml
index de4b019..4032391 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,14 +14,12 @@
     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>
 
   <groupId>io.zipkin.contrib.zipkin-storage-forwarder</groupId>
   <artifactId>zipkin-storage-forwarder-parent</artifactId>
-  <version>0.4.0-SNAPSHOT</version>
+  <version>0.4.0</version>
   <packaging>pom</packaging>
 
   <modules>
@@ -127,7 +125,7 @@
     <url>https://github.com/openzipkin-contrib/zipkin-storage-forwarder</url>
     <connection>scm:git:https://github.com/openzipkin-contrib/zipkin-storage-forwarder.git</connection>
     <developerConnection>scm:git:https://github.com/openzipkin-contrib/zipkin-storage-forwarder.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>0.4.0</tag>
   </scm>
 
   <!-- Developer section is needed for Maven Central, but doesn't need to include each person -->