diff --git a/mcp-docs/pom.xml b/mcp-docs/pom.xml
index a4b958a..1cd5406 100644
--- a/mcp-docs/pom.xml
+++ b/mcp-docs/pom.xml
@@ -20,7 +20,7 @@
 	<parent>
         <groupId>org.springframework.experimental</groupId>
 	    <artifactId>mcp-parent</artifactId>
-    	<version>0.4.0-SNAPSHOT</version>
+    	<version>0.4.0</version>
 	</parent>
     <artifactId>mcp-docs</artifactId>
     <name>Spring AI MCP Docs</name>
diff --git a/mcp/pom.xml b/mcp/pom.xml
index 6bb5e13..a3d67b3 100644
--- a/mcp/pom.xml
+++ b/mcp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.experimental</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.4.0-SNAPSHOT</version>
+		<version>0.4.0</version>
 	</parent>
 	<artifactId>mcp</artifactId>
 	<packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index ea74ed2..d67d3aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
 	<groupId>org.springframework.experimental</groupId>
 	<artifactId>mcp-parent</artifactId>
-	<version>0.4.0-SNAPSHOT</version>
+	<version>0.4.0</version>
 
 	<packaging>pom</packaging>
 	<url>https://github.com/spring-projects-experimental/spring-ai-mcp</url>
diff --git a/spring-ai-mcp-sample/pom.xml b/spring-ai-mcp-sample/pom.xml
index 70aa6d8..9716c4c 100644
--- a/spring-ai-mcp-sample/pom.xml
+++ b/spring-ai-mcp-sample/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <groupId>org.springframework.experimental</groupId>
         <artifactId>mcp-parent</artifactId>
-        <version>0.4.0-SNAPSHOT</version>
+        <version>0.4.0</version>
     </parent>
 
     <artifactId>spring-ai-mcp-sample</artifactId>
diff --git a/spring-ai-mcp/pom.xml b/spring-ai-mcp/pom.xml
index 67caf72..3ba5f8f 100644
--- a/spring-ai-mcp/pom.xml
+++ b/spring-ai-mcp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.experimental</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.4.0-SNAPSHOT</version>
+		<version>0.4.0</version>
 	</parent>
 	<artifactId>spring-ai-mcp</artifactId>
 	<name>Spring AI MCP</name>