diff --git a/code/dubbo-demo/pom.xml b/code/dubbo-demo/pom.xml
old mode 100755
new mode 100644
index 1a0ecbcdf..b4906f315
--- a/code/dubbo-demo/pom.xml
+++ b/code/dubbo-demo/pom.xml
@@ -49,7 +49,7 @@ limitations under the License.
         <dependency>
             <groupId>org.apache.zookeeper</groupId>
             <artifactId>zookeeper</artifactId>
-            <version>3.4.6</version>
+            <version>3.4.14</version>
         </dependency>
         <!--zookeeper客户端-->
         <dependency>