diff --git a/voting-app/voting-service/pom.xml b/voting-app/voting-service/pom.xml
index 5b8261a..ed91aa7 100644
--- a/voting-app/voting-service/pom.xml
+++ b/voting-app/voting-service/pom.xml
@@ -32,7 +32,7 @@
     <lombok.version>1.18.2</lombok.version>
     <kotlin.version>1.2.71</kotlin.version>
     <jgiven.version>0.15.3</jgiven.version>
-    <junit4.version>4.12</junit4.version>
+    <junit4.version>4.13.1</junit4.version>
     <vavr.version>0.9.2</vavr.version>
   </properties>