diff --git a/schedoscope-core/pom.xml b/schedoscope-core/pom.xml
index 48b8b2d28..e5ffe2f8b 100644
--- a/schedoscope-core/pom.xml
+++ b/schedoscope-core/pom.xml
@@ -79,7 +79,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-all</artifactId>
-            <version>4.0.43.Final</version>
+            <version>4.1.42.Final</version>
         </dependency>
         <dependency>
             <groupId>com.googlecode.openpojo</groupId>