diff --git a/shiro_about/shiro-sessionmanager/pom.xml b/shiro_about/shiro-sessionmanager/pom.xml
index ce8a40f..6e69a0a 100644
--- a/shiro_about/shiro-sessionmanager/pom.xml
+++ b/shiro_about/shiro-sessionmanager/pom.xml
@@ -83,7 +83,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
     </dependency>
       <dependency>
           <groupId>javax.servlet</groupId>