diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08f690a63..75262a6c1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## milvus-sdk-java 2.6.12 (2025-01-13)
+### Improvement
+- Not allow empty username to connect milvus
+- Close rpc channel when MilvusClientV1/MilvusClientV2 fails to initialize
+
 ## milvus-sdk-java 2.6.11 (2025-12-26)
 ### Improvement
 - Optimize MilvusClientV2Pool/MilvusClientPool to reuse client objects
diff --git a/README.md b/README.md
index 4fddc98a0..2950f5c38 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ The following table shows compatibilities between Milvus and Java SDK.
 |     2.3.x      |      2.3.11      |
 |     2.4.x      |      2.4.11      |
 |     2.5.x      |      2.5.15      |
-|     2.6.x      |      2.6.11      |
+|     2.6.x      |      2.6.12      |
 
 ### Install Java SDK
 
@@ -34,20 +34,20 @@ You can use **Apache Maven** or **Gradle** add Milvus SDK to your project.
         <dependency>
             <groupId>io.milvus</groupId>
             <artifactId>milvus-sdk-java</artifactId>
-            <version>2.6.11</version>
+            <version>2.6.12</version>
         </dependency>
        ```
 
    - Gradle/Groovy
 
         ```groovy
-        implementation 'io.milvus:milvus-sdk-java:2.6.11'
+        implementation 'io.milvus:milvus-sdk-java:2.6.12'
         ```
 
    - Gradle/Kotlin
 
         ```kotlin
-        implementation("io.milvus:milvus-sdk-java:2.6.11")
+        implementation("io.milvus:milvus-sdk-java:2.6.12")
         ```
   
 From v2.5.2, milvus Java SDK is split into two packages: milvus-sdk-java and milvus-sdk-java-bulkwriter, because BulkWriter requires quite a lot of dependencies. If you don't need BulkWriter tool, you can ignore the milvus-sdk-java-bulkwriter package.
@@ -59,20 +59,20 @@ To use BulkWriter, import milvus-sdk-java-bulkwriter to your project.
      <dependency>
          <groupId>io.milvus</groupId>
          <artifactId>milvus-sdk-java-bulkwriter</artifactId>
-         <version>2.6.11</version>
+         <version>2.6.12</version>
      </dependency>
     ```
 
    - Gradle/Groovy
 
      ```groovy
-     implementation 'io.milvus:milvus-sdk-java-bulkwriter:2.6.11'
+     implementation 'io.milvus:milvus-sdk-java-bulkwriter:2.6.12'
      ```
 
    - Gradle/Kotlin
 
      ```kotlin
-     implementation("io.milvus:milvus-sdk-java-bulkwriter:2.6.11")
+     implementation("io.milvus:milvus-sdk-java-bulkwriter:2.6.12")
      ```     
 
 ### Examples
diff --git a/examples/pom.xml b/examples/pom.xml
index 38ea79800..16fba75c5 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -42,7 +42,7 @@
     </build>
 
     <properties>
-        <revision>2.6.11</revision>
+        <revision>2.6.12</revision>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 
diff --git a/pom.xml b/pom.xml
index 5bdf7b485..1d1ea0039 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,7 +82,7 @@
     </repositories>
 
     <properties>
-        <revision>2.6.11</revision>
+        <revision>2.6.12</revision>
         <maven.compiler.source>8</maven.compiler.source>
         <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>