diff --git a/pom.xml b/pom.xml
index 772ea6d7..548700d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -86,7 +86,7 @@
             <dependency>
                 <groupId>io.netty</groupId>
                 <artifactId>netty-bom</artifactId>
-                <version>4.2.1.Final</version>
+                <version>4.2.3.Final</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>