diff --git a/pom.xml b/pom.xml
index b591070..833a7b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -321,7 +321,7 @@
             <dependency>
                 <groupId>io.netty</groupId>
                 <artifactId>netty-handler</artifactId>
-                <version>4.2.5.Final</version>
+                <version>4.2.15.Final</version>
             </dependency>
             <dependency>
                 <groupId>io.netty</groupId>