diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2afe48d..790d5d1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,6 +17,7 @@ variables:
     -DdeployAtEnd=true
 
 cache:
+  key: "maven-$CI_COMMIT_REF_SLUG"
   paths:
     - .m2/repository