diff --git a/netty_im/pom.xml b/netty_im/pom.xml
index 547e83f..60e36a4 100644
--- a/netty_im/pom.xml
+++ b/netty_im/pom.xml
@@ -24,7 +24,7 @@
         <netty-all.version>4.1.6.Final</netty-all.version>
         <lombok.version>1.16.12</lombok.version>
         <fastjson.version>1.2.29</fastjson.version>
-        <junit.version>4.12</junit.version>
+        <junit.version>4.13.1</junit.version>
     </properties>
 
     <dependencies>