diff --git a/pom.xml b/pom.xml
index 2072042..45474ec 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/router/pom.xml b/router/pom.xml
index f6f1116..5b3428d 100644
--- a/router/pom.xml
+++ b/router/pom.xml
@@ -62,7 +62,7 @@
     <dependency> <!-- EPL -->
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
 
diff --git a/test-suite/pom.xml b/test-suite/pom.xml
index dbde44c..3deb12b 100644
--- a/test-suite/pom.xml
+++ b/test-suite/pom.xml
@@ -24,7 +24,7 @@
     <dependency> <!-- EPL -->
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>