diff --git a/Netty-slidingWindow/pom.xml b/Netty-slidingWindow/pom.xml
index f33276d..5ed4f13 100644
--- a/Netty-slidingWindow/pom.xml
+++ b/Netty-slidingWindow/pom.xml
@@ -14,7 +14,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
-		<netty.version>4.1.17.Final</netty.version>
+		<netty.version>4.1.42.Final</netty.version>
 
 	</properties>