diff --git a/Mustang-CLI/pom.xml b/Mustang-CLI/pom.xml
index 492dc756..86028833 100644
--- a/Mustang-CLI/pom.xml
+++ b/Mustang-CLI/pom.xml
@@ -50,7 +50,7 @@
       <dependency>
          <groupId>junit</groupId>
          <artifactId>junit</artifactId>
-         <version>4.12</version>
+         <version>4.13.1</version>
          <scope>test</scope>
       </dependency>
 
diff --git a/library/pom.xml b/library/pom.xml
index cdc02b10..730b0891 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -80,7 +80,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
diff --git a/validator/pom.xml b/validator/pom.xml
index 52a1cc8a..de9c5f71 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -99,7 +99,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>