diff --git a/hbase/examples/hbase-examples/pom.xml b/hbase/examples/hbase-examples/pom.xml
index ea4cd8a..9d92565 100644
--- a/hbase/examples/hbase-examples/pom.xml
+++ b/hbase/examples/hbase-examples/pom.xml
@@ -195,7 +195,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.1.18.Final</version>
+            <version>4.1.42.Final</version>
         </dependency>
 
         <dependency>