diff --git a/CHANGELOG.md b/CHANGELOG.md
index b84f536ed..3962005c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,13 @@
 # Changelog
+## milvus-sdk-java 2.4.9 (2024-11-26)
+
+### Feature
+- BulkWriter supports JSON format
+- Add new RBAC interfaces grantPrivilegeV2/revokePrivilegeV2
+
+### Improvement
+- ClientPool throws exception if fail to create/get clients
+
 ## milvus-sdk-java 2.4.8 (2024-10-31)
 
 ### Improvement
diff --git a/README.md b/README.md
index aa0a9f83b..14e5d454a 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ The following table shows compatibilities between Milvus and Java SDK.
 | 2.2.0 ~ 2.2.8  |  2.2.0 ~ 2.2.5   |
 |    >= 2.2.9    |  2.2.7 ~ 2.2.15  |
 |     2.3.x      |      2.3.11      |
-|     2.4.x      |      2.4.8       |
+|     2.4.x      |      2.4.9       |
 
 ### Install Java SDK
 
@@ -32,20 +32,20 @@ You can use **Apache Maven** or **Gradle** add Milvus SDK to your project.
         <dependency>
             <groupId>io.milvus</groupId>
             <artifactId>milvus-sdk-java</artifactId>
-            <version>2.4.8</version>
+            <version>2.4.9</version>
         </dependency>
        ```
 
    - Gradle/Groovy
 
         ```groovy
-        implementation 'io.milvus:milvus-sdk-java:2.4.8'
+        implementation 'io.milvus:milvus-sdk-java:2.4.9'
         ```
 
    - Gradle/Kotlin
 
         ```kotlin
-        implementation("io.milvus:milvus-sdk-java:2.4.8")
+        implementation("io.milvus:milvus-sdk-java:2.4.9")
         ```
         
 ### Examples
diff --git a/docker-compose.yml b/docker-compose.yml
index dd1e2111e..f6bb075aa 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -32,7 +32,7 @@ services:
 
   standalone:
     container_name: milvus-javasdk-test-standalone
-    image: milvusdb/milvus:v2.4.15
+    image: milvusdb/milvus:v2.4.16
     command: ["milvus", "run", "standalone"]
     environment:
       ETCD_ENDPOINTS: etcd:2379
@@ -77,7 +77,7 @@ services:
 
   standaloneslave:
     container_name: milvus-javasdk-test-slave-standalone
-    image: milvusdb/milvus:v2.4.15
+    image: milvusdb/milvus:v2.4.16
     command: ["milvus", "run", "standalone"]
     environment:
       ETCD_ENDPOINTS: etcdslave:2379
diff --git a/examples/pom.xml b/examples/pom.xml
index 9acf19024..a864cec82 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -25,7 +25,7 @@
 
     <groupId>io.milvus</groupId>
     <artifactId>milvus-sdk-java-examples</artifactId>
-    <version>2.4.8</version>
+    <version>2.4.9</version>
 
     <build>
         <plugins>
@@ -64,7 +64,7 @@
         <dependency>
             <groupId>io.milvus</groupId>
             <artifactId>milvus-sdk-java</artifactId>
-            <version>2.4.8</version>
+            <version>2.4.9</version>
         </dependency>
         <dependency>
             <groupId>org.tensorflow</groupId>
diff --git a/pom.xml b/pom.xml
index a8e18fce6..d148a6fa8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
 
     <groupId>io.milvus</groupId>
     <artifactId>milvus-sdk-java</artifactId>
-    <version>2.4.8</version>
+    <version>2.4.9</version>
     <packaging>jar</packaging>
 
     <name>io.milvus:milvus-sdk-java</name>