diff --git a/12_Benchmarking_and_Neural_Network_Optimization/sourceCode/cookbookapp/pom.xml b/12_Benchmarking_and_Neural_Network_Optimization/sourceCode/cookbookapp/pom.xml
index fa51ee4..3d3e6ba 100644
--- a/12_Benchmarking_and_Neural_Network_Optimization/sourceCode/cookbookapp/pom.xml
+++ b/12_Benchmarking_and_Neural_Network_Optimization/sourceCode/cookbookapp/pom.xml
@@ -72,7 +72,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>