diff --git a/iot_push_common/pom.xml b/iot_push_common/pom.xml
index e7e36cf..715e217 100644
--- a/iot_push_common/pom.xml
+++ b/iot_push_common/pom.xml
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.1.12.Final</version>
+            <version>4.1.42.Final</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>