diff --git a/stock/pom.xml b/stock/pom.xml
index dfcbbad..660029c 100644
--- a/stock/pom.xml
+++ b/stock/pom.xml
@@ -107,7 +107,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.0.41.Final</version>
+            <version>4.1.42.Final</version>
         </dependency>
     </dependencies>