diff --git a/netty/netty-in-action/pom.xml b/netty/netty-in-action/pom.xml
index f4ce1316..4cd576d6 100644
--- a/netty/netty-in-action/pom.xml
+++ b/netty/netty-in-action/pom.xml
@@ -14,7 +14,7 @@
     </modules>
 
     <properties>
-        <junit.version>4.11</junit.version>
+        <junit.version>4.13.1</junit.version>
         <netty.version>4.1.12.Final</netty.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>