diff --git a/pom.xml b/pom.xml
index 173093e..8cf4ab9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     <version>1.0-SNAPSHOT</version>
 
     <properties>
-        <netty-all.version>4.1.38.Final</netty-all.version>
+        <netty-all.version>4.1.42.Final</netty-all.version>
         <fastjson.version>1.2.47</fastjson.version>
         <lombok.version>1.18.0</lombok.version>
         <junit.version>4.12</junit.version>