diff --git a/bom/pom.xml b/bom/pom.xml
index fc26967..6fc6b9b 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.holon-platform</groupId>
 		<artifactId>platform-root</artifactId>
-		<version>5.4.3-SNAPSHOT</version>
+		<version>5.5.0</version>
 	</parent>
 
 	<artifactId>bom</artifactId>
diff --git a/documentation/pom.xml b/documentation/pom.xml
index d341a7e..7298b0d 100644
--- a/documentation/pom.xml
+++ b/documentation/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>com.holon-platform</groupId>
 		<artifactId>platform-root</artifactId>
-		<version>5.4.3-SNAPSHOT</version>
+		<version>5.5.0</version>
 	</parent>
 
 	<artifactId>documentation</artifactId>
diff --git a/pom.xml b/pom.xml
index a0e580c..49d53b0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,6 +1,4 @@
-<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>
@@ -10,7 +8,7 @@
 	</parent>
 
 	<artifactId>platform-root</artifactId>
-	<version>5.4.3-SNAPSHOT</version>
+	<version>5.5.0</version>
 
 	<packaging>pom</packaging>
 
@@ -50,7 +48,7 @@
 		<connection>scm:git:https://github.com/holon-platform/platform.git</connection>
 		<url>https://github.com/holon-platform/platform</url>
 		<developerConnection>scm:git:https://github.com/holon-platform/platform.git</developerConnection>
-		<tag>HEAD</tag>
+		<tag>5.5.0</tag>
 	</scm>
 
 	<properties>