diff --git a/pom.xml b/pom.xml
index fc5df80a4c..05929fe15a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -669,7 +669,7 @@
           <dependency>
             <groupId>${project.groupId}</groupId>
             <artifactId>netty-build</artifactId>
-            <version>9</version>
+            <version>11</version>
           </dependency>
         </dependencies>
       </plugin>