diff --git a/pom.xml b/pom.xml
index 9209d2f..fb3ba81 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.1.19.Final</version>
+            <version>4.1.42.Final</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>