diff --git a/core/pom.xml b/core/pom.xml
index d83e5eb..a99cc07 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.github.cowwoc.pouch</groupId>
 		<artifactId>root</artifactId>
-		<version>5.0</version>
+		<version>5.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>core</artifactId>
 	<packaging>jar</packaging>
diff --git a/dropwizard/pom.xml b/dropwizard/pom.xml
index a20a81f..eac042d 100644
--- a/dropwizard/pom.xml
+++ b/dropwizard/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.github.cowwoc.pouch</groupId>
 		<artifactId>root</artifactId>
-		<version>5.0</version>
+		<version>5.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>dropwizard</artifactId>
 	<packaging>jar</packaging>
diff --git a/jersey/pom.xml b/jersey/pom.xml
index da3a09d..e6a5a6e 100644
--- a/jersey/pom.xml
+++ b/jersey/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.github.cowwoc.pouch</groupId>
 		<artifactId>root</artifactId>
-		<version>5.0</version>
+		<version>5.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>jersey</artifactId>
 	<packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index e03a6dd..084cfcc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>com.github.cowwoc.pouch</groupId>
 	<artifactId>root</artifactId>
-	<version>5.0</version>
+	<version>5.1-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>pouch</name>
 	<description>An Inversion of Control design pattern</description>
@@ -21,7 +21,7 @@
 		<url>https://github.com/cowwoc/pouch/</url>
 		<connection>scm:git:https://github.com/cowwoc/pouch.git</connection>
 		<developerConnection>scm:git:https://github.com/cowwoc/pouch.git</developerConnection>
-		<tag>release-5.0</tag>
+		<tag>HEAD</tag>
 	</scm>
 
 	<developers>