diff --git a/mcp-bom/pom.xml b/mcp-bom/pom.xml
index 3b2ad42..77d55da 100644
--- a/mcp-bom/pom.xml
+++ b/mcp-bom/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>io.modelcontextprotocol.sdk</groupId>
         <artifactId>mcp-parent</artifactId>
-        <version>0.8.0-SNAPSHOT</version>
+        <version>0.9.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>mcp-bom</artifactId>
diff --git a/mcp-spring/mcp-spring-webflux/pom.xml b/mcp-spring/mcp-spring-webflux/pom.xml
index 4d9f96e..186ade7 100644
--- a/mcp-spring/mcp-spring-webflux/pom.xml
+++ b/mcp-spring/mcp-spring-webflux/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.8.0-SNAPSHOT</version>
+		<version>0.9.0-SNAPSHOT</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>mcp-spring-webflux</artifactId>
@@ -25,13 +25,13 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.8.0-SNAPSHOT</version>
+			<version>0.9.0-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-test</artifactId>
-			<version>0.8.0-SNAPSHOT</version>
+			<version>0.9.0-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 
diff --git a/mcp-spring/mcp-spring-webmvc/pom.xml b/mcp-spring/mcp-spring-webmvc/pom.xml
index 0eebdd2..67e6b0a 100644
--- a/mcp-spring/mcp-spring-webmvc/pom.xml
+++ b/mcp-spring/mcp-spring-webmvc/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.8.0-SNAPSHOT</version>
+		<version>0.9.0-SNAPSHOT</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>mcp-spring-webmvc</artifactId>
@@ -25,13 +25,13 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.8.0-SNAPSHOT</version>
+			<version>0.9.0-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-test</artifactId>
-			<version>0.8.0-SNAPSHOT</version>
+			<version>0.9.0-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 
diff --git a/mcp-test/pom.xml b/mcp-test/pom.xml
index 717f031..b995618 100644
--- a/mcp-test/pom.xml
+++ b/mcp-test/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.8.0-SNAPSHOT</version>
+		<version>0.9.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp-test</artifactId>
 	<packaging>jar</packaging>
@@ -24,7 +24,7 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.8.0-SNAPSHOT</version>
+			<version>0.9.0-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
diff --git a/mcp/pom.xml b/mcp/pom.xml
index 2170ffe..f6e93b3 100644
--- a/mcp/pom.xml
+++ b/mcp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.8.0-SNAPSHOT</version>
+		<version>0.9.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp</artifactId>
 	<packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index 3c8f497..8e7cca2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
 	<groupId>io.modelcontextprotocol.sdk</groupId>
 	<artifactId>mcp-parent</artifactId>
-	<version>0.8.0-SNAPSHOT</version>
+	<version>0.9.0-SNAPSHOT</version>
 
 	<packaging>pom</packaging>
 	<url>https://github.com/modelcontextprotocol/java-sdk</url>