diff --git a/weixin4j-base/pom.xml b/weixin4j-base/pom.xml
index 6059f214..e7a0d882 100644
--- a/weixin4j-base/pom.xml
+++ b/weixin4j-base/pom.xml
@@ -44,7 +44,7 @@
 		<dependency>
 			<groupId>io.netty</groupId>
 			<artifactId>netty-all</artifactId>
-			<version>4.0.30.Final</version>
+			<version>4.1.42.Final</version>
 			<optional>true</optional>
 		</dependency>
 		<dependency>