diff --git a/certification/pom.xml b/certification/pom.xml
index b9d3b56..c808ccb 100644
--- a/certification/pom.xml
+++ b/certification/pom.xml
@@ -11,7 +11,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/networkTester/pom.xml b/networkTester/pom.xml
index e29d877..9a76d74 100644
--- a/networkTester/pom.xml
+++ b/networkTester/pom.xml
@@ -11,7 +11,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/playground/pom.xml b/playground/pom.xml
index 78ab550..e35387f 100644
--- a/playground/pom.xml
+++ b/playground/pom.xml
@@ -15,7 +15,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/scriptParser/pom.xml b/scriptParser/pom.xml
index d2d8eab..1e5a592 100644
--- a/scriptParser/pom.xml
+++ b/scriptParser/pom.xml
@@ -15,7 +15,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/testafter/pom.xml b/testafter/pom.xml
index 80379f0..8d9c8f0 100644
--- a/testafter/pom.xml
+++ b/testafter/pom.xml
@@ -11,7 +11,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/testfirst/pom.xml b/testfirst/pom.xml
index a6a1b0b..296bd49 100644
--- a/testfirst/pom.xml
+++ b/testfirst/pom.xml
@@ -11,7 +11,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>