diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12747ec6c..8e4acc31c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## milvus-sdk-java 2.6.9 (2025-11-28)
+### Improvement
+- Add timezone parameter for query/search/QueryIterator/SearchIterator
+- Add filterTemplate for QueryIterator/SearchIterator
+- Add GetCompactionPlans interface
+- Avoid frequent calls of getFlushState() in the flush() loop
+
+### Bug
+- Add missed parameter "timestamp" for describeIndex()
+- Fix a struct filed bug that fail to insert if two struct fields have the same name subfield
+
 ## milvus-sdk-java 2.6.8 (2025-11-21)
 ### Improvement
 - Adding exception handling on connection for MilvusClientV2
diff --git a/README.md b/README.md
index fc88acc45..7e8094e36 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      |      2.5.14      |
-|     2.6.x      |      2.6.8       |
+|     2.6.x      |      2.6.9       |
 
 ### 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>2.6.8</version>
+            <version>2.6.9</version>
         </dependency>
        ```
 
    - Gradle/Groovy
 
         ```groovy
-        implementation 'io.milvus:milvus-sdk-java:2.6.8'
+        implementation 'io.milvus:milvus-sdk-java:2.6.9'
         ```
 
    - Gradle/Kotlin
 
         ```kotlin
-        implementation("io.milvus:milvus-sdk-java:2.6.8")
+        implementation("io.milvus:milvus-sdk-java:2.6.9")
         ```
   
 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>2.6.8</version>
+         <version>2.6.9</version>
      </dependency>
     ```
 
    - Gradle/Groovy
 
      ```groovy
-     implementation 'io.milvus:milvus-sdk-java-bulkwriter:2.6.8'
+     implementation 'io.milvus:milvus-sdk-java-bulkwriter:2.6.9'
      ```
 
    - Gradle/Kotlin
 
      ```kotlin
-     implementation("io.milvus:milvus-sdk-java-bulkwriter:2.6.8")
+     implementation("io.milvus:milvus-sdk-java-bulkwriter:2.6.9")
      ```     
 
 ### Examples
diff --git a/examples/pom.xml b/examples/pom.xml
index 0066574b4..cc6d958c0 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -42,7 +42,7 @@
     </build>
 
     <properties>
-        <revision>2.6.8</revision>
+        <revision>2.6.9</revision>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 
diff --git a/examples/src/main/java/io/milvus/v2/StructExample.java b/examples/src/main/java/io/milvus/v2/StructExample.java
index 6dc45b0e1..34f89109d 100644
--- a/examples/src/main/java/io/milvus/v2/StructExample.java
+++ b/examples/src/main/java/io/milvus/v2/StructExample.java
@@ -111,18 +111,18 @@ private static void createCollection() {
 
         // define another struct field schema, note that it has a same name subfield to the STRUCT_FIELD
         collectionSchema.addField(AddFieldReq.builder()
-                        .fieldName("simplify_clips")
-                        .description("simplify clips")
-                        .dataType(DataType.Array)
-                        .elementType(DataType.Struct)
-                        .maxCapacity(100)
-                        .addStructField(AddFieldReq.builder()
-                                .fieldName(CLIP_VECTOR_FIELD)
-                                .description("clip has been simplified")
-                                .dataType(DataType.FloatVector)
-                                .dimension(32)
-                                .build())
-                        .build());
+                .fieldName("simplify_clips")
+                .description("simplify clips")
+                .dataType(DataType.Array)
+                .elementType(DataType.Struct)
+                .maxCapacity(100)
+                .addStructField(AddFieldReq.builder()
+                        .fieldName(CLIP_VECTOR_FIELD)
+                        .description("clip has been simplified")
+                        .dataType(DataType.FloatVector)
+                        .dimension(32)
+                        .build())
+                .build());
 
         client.dropCollection(DropCollectionReq.builder()
                 .collectionName(COLLECTION_NAME)
diff --git a/pom.xml b/pom.xml
index 4b668192e..95061da86 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,7 +82,7 @@
     </repositories>
 
     <properties>
-        <revision>2.6.8</revision>
+        <revision>2.6.9</revision>
         <maven.compiler.source>8</maven.compiler.source>
         <maven.compiler.target>8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/sdk-core/src/test/java/io/milvus/v2/client/MilvusClientV2DockerTest.java b/sdk-core/src/test/java/io/milvus/v2/client/MilvusClientV2DockerTest.java
index 063049c8a..dd33598c4 100644
--- a/sdk-core/src/test/java/io/milvus/v2/client/MilvusClientV2DockerTest.java
+++ b/sdk-core/src/test/java/io/milvus/v2/client/MilvusClientV2DockerTest.java
@@ -1198,7 +1198,7 @@ void testStruct() {
             JsonArray structArr1 = new JsonArray();
             JsonArray structArr2 = new JsonArray();
             for (int k = 0; k < 8; k++) {
-                if (k <5) {
+                if (k < 5) {
                     JsonObject struct = new JsonObject();
                     struct.addProperty("aaa", "No." + k);
                     struct.add("vector", JsonUtils.toJsonTree(utils.generateFloatVector(32)));