diff --git a/config/config-single/config-single-client/pom.xml b/config/config-single/config-single-client/pom.xml
index 17be353..207e8ac 100644
--- a/config/config-single/config-single-client/pom.xml
+++ b/config/config-single/config-single-client/pom.xml
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/config/config-single/config-single-server/pom.xml b/config/config-single/config-single-server/pom.xml
index 6349636..d790e38 100644
--- a/config/config-single/config-single-server/pom.xml
+++ b/config/config-single/config-single-server/pom.xml
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/config/config-single/pom.xml b/config/config-single/pom.xml
index df7718c..575a6fe 100644
--- a/config/config-single/pom.xml
+++ b/config/config-single/pom.xml
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
     </dependencies>