diff --git a/pom.xml b/pom.xml
index f4f5e13..9e7b797 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     
@@ -123,7 +123,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>