diff --git a/mcp-bom/pom.xml b/mcp-bom/pom.xml
index 4c1ad24..facb8a8 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>0.13.0</version>
+        <version>0.13.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>mcp-bom</artifactId>
diff --git a/mcp-core/pom.xml b/mcp-core/pom.xml
index 5765fc9..50a14dc 100644
--- a/mcp-core/pom.xml
+++ b/mcp-core/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp-core</artifactId>
 	<packaging>jar</packaging>
@@ -68,7 +68,7 @@
         <dependency>
             <groupId>io.modelcontextprotocol.sdk</groupId>
             <artifactId>mcp-json</artifactId>
-            <version>0.13.0</version>
+            <version>0.13.1-SNAPSHOT</version>
         </dependency>
 
 		<dependency>
@@ -101,7 +101,7 @@
         <dependency>
             <groupId>io.modelcontextprotocol.sdk</groupId>
             <artifactId>mcp-json-jackson2</artifactId>
-            <version>0.13.0</version>
+            <version>0.13.1-SNAPSHOT</version>
             <scope>test</scope>
         </dependency>
 
diff --git a/mcp-json-jackson2/pom.xml b/mcp-json-jackson2/pom.xml
index b8b838b..baee28c 100644
--- a/mcp-json-jackson2/pom.xml
+++ b/mcp-json-jackson2/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp-json-jackson2</artifactId>
 	<packaging>jar</packaging>
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>io.modelcontextprotocol.sdk</groupId>
             <artifactId>mcp-json</artifactId>
-            <version>0.13.0</version>
+            <version>0.13.1-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
diff --git a/mcp-json/pom.xml b/mcp-json/pom.xml
index 72a01d2..9108d93 100644
--- a/mcp-json/pom.xml
+++ b/mcp-json/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp-json</artifactId>
 	<packaging>jar</packaging>
diff --git a/mcp-spring/mcp-spring-webflux/pom.xml b/mcp-spring/mcp-spring-webflux/pom.xml
index a790d8d..403f8b4 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>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>mcp-spring-webflux</artifactId>
@@ -25,19 +25,19 @@
         <dependency>
             <groupId>io.modelcontextprotocol.sdk</groupId>
             <artifactId>mcp-json-jackson2</artifactId>
-            <version>0.13.0</version>
+            <version>0.13.1-SNAPSHOT</version>
         </dependency>
 
         <dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-test</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-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 f0ff909..5b5c3da 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>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>mcp-spring-webmvc</artifactId>
@@ -25,13 +25,13 @@
         <dependency>
             <groupId>io.modelcontextprotocol.sdk</groupId>
             <artifactId>mcp-json-jackson2</artifactId>
-            <version>0.13.0</version>
+            <version>0.13.1-SNAPSHOT</version>
         </dependency>
 
         <dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
@@ -43,14 +43,14 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-test</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-spring-webflux</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 			<scope>test</scope>
 		</dependency>
 
diff --git a/mcp-test/pom.xml b/mcp-test/pom.xml
index 283a9b1..43f6ffa 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>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp-test</artifactId>
 	<packaging>jar</packaging>
@@ -24,7 +24,7 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
diff --git a/mcp/pom.xml b/mcp/pom.xml
index fbfec60..09fff3c 100644
--- a/mcp/pom.xml
+++ b/mcp/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>io.modelcontextprotocol.sdk</groupId>
 		<artifactId>mcp-parent</artifactId>
-		<version>0.13.0</version>
+		<version>0.13.1-SNAPSHOT</version>
 	</parent>
 	<artifactId>mcp</artifactId>
 	<packaging>jar</packaging>
@@ -25,13 +25,13 @@
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-json-jackson2</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 		</dependency>
 
 		<dependency>
 			<groupId>io.modelcontextprotocol.sdk</groupId>
 			<artifactId>mcp-core</artifactId>
-			<version>0.13.0</version>
+			<version>0.13.1-SNAPSHOT</version>
 		</dependency>
 	</dependencies>
 
diff --git a/pom.xml b/pom.xml
index dcd6733..fbcd18f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
 	<groupId>io.modelcontextprotocol.sdk</groupId>
 	<artifactId>mcp-parent</artifactId>
-	<version>0.13.0</version>
+	<version>0.13.1-SNAPSHOT</version>
 
 	<packaging>pom</packaging>
 	<url>https://github.com/modelcontextprotocol/java-sdk</url>