diff --git a/docs/examples/JDBC/JDBCDemo/pom.xml b/docs/examples/JDBC/JDBCDemo/pom.xml
index 315b147cce..4b3e1ab675 100644
--- a/docs/examples/JDBC/JDBCDemo/pom.xml
+++ b/docs/examples/JDBC/JDBCDemo/pom.xml
@@ -19,7 +19,7 @@
         <dependency>
             <groupId>com.taosdata.jdbc</groupId>
             <artifactId>taos-jdbcdriver</artifactId>
-            <version>3.3.3</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.locationtech.jts</groupId>
diff --git a/docs/examples/JDBC/connectionPools/pom.xml b/docs/examples/JDBC/connectionPools/pom.xml
index 1791bfe8bc..e3ef30d2f8 100644
--- a/docs/examples/JDBC/connectionPools/pom.xml
+++ b/docs/examples/JDBC/connectionPools/pom.xml
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>com.taosdata.jdbc</groupId>
             <artifactId>taos-jdbcdriver</artifactId>
-            <version>3.3.3</version>
+            <version>3.4.0</version>
         </dependency>
         <!-- druid -->
         <dependency>
diff --git a/docs/examples/JDBC/consumer-demo/pom.xml b/docs/examples/JDBC/consumer-demo/pom.xml
index dcabfc1249..709f87d9c1 100644
--- a/docs/examples/JDBC/consumer-demo/pom.xml
+++ b/docs/examples/JDBC/consumer-demo/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>com.taosdata.jdbc</groupId>
             <artifactId>taos-jdbcdriver</artifactId>
-            <version>3.3.3</version>
+            <version>3.4.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>
diff --git a/docs/examples/JDBC/taosdemo/pom.xml b/docs/examples/JDBC/taosdemo/pom.xml
index ffe159ea49..ab5912aa9e 100644
--- a/docs/examples/JDBC/taosdemo/pom.xml
+++ b/docs/examples/JDBC/taosdemo/pom.xml
@@ -67,7 +67,7 @@
         <dependency>
             <groupId>com.taosdata.jdbc</groupId>
             <artifactId>taos-jdbcdriver</artifactId>
-            <version>3.3.3</version>
+            <version>3.4.0</version>
             <!--  <scope>system</scope>-->
             <!--  <systemPath>${project.basedir}/src/main/resources/lib/taos-jdbcdriver-2.0.15-dist.jar</systemPath>-->
         </dependency>
diff --git a/docs/examples/java/pom.xml b/docs/examples/java/pom.xml
index f23b73177e..e1a9504249 100644
--- a/docs/examples/java/pom.xml
+++ b/docs/examples/java/pom.xml
@@ -22,7 +22,7 @@
     <dependency>
       <groupId>com.taosdata.jdbc</groupId>
       <artifactId>taos-jdbcdriver</artifactId>
-      <version>3.3.3</version>
+      <version>3.4.0</version>
     </dependency>
     <!--    ANCHOR_END: dep-->