diff --git a/demo-parent/pom.xml b/demo-parent/pom.xml
index f8afe02..9c940c3 100644
--- a/demo-parent/pom.xml
+++ b/demo-parent/pom.xml
@@ -22,7 +22,7 @@
 
         <curator.version>2.9.0</curator.version>
         <curator-recipes.version>2.7.1</curator-recipes.version>
-        <netty.all.version>4.0.42.Final</netty.all.version>
+        <netty.all.version>4.1.42.Final</netty.all.version>
         <dubbo.version>2.6.4</dubbo.version>
         <dubbo.spring-boot.version>0.2.0</dubbo.spring-boot.version>
     </properties>