diff --git a/pom.xml b/pom.xml
index b7cdcc82..113408c6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -106,7 +106,7 @@
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-bom</artifactId>
-        <version>4.1.119.Final</version>
+        <version>4.2.1.Final</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>