diff --git a/gitlab-ci-template.yml b/gitlab-ci-template.yml
index 38fab51..40f9e11 100644
--- a/gitlab-ci-template.yml
+++ b/gitlab-ci-template.yml
@@ -8,15 +8,15 @@ variables:
 
 check:
         image: registry.hottis.de/dockerized/base-build-env:latest
-	stage: check
-	tags:
-		- hottis
-		- linux
-		- docker
+        stage: check
+        tags:
+                - hottis
+                - linux
+                - docker
         rules:
-		- if: $CI_COMMIT_TAG
-	script:
-		- checksemver.py -v
+                - if: $CI_COMMIT_TAG
+        script:
+                - checksemver.py -v
                     --versionToValidate ${CI_COMMIT_TAG}
                     --validateMessage
                     --messageToValidate ${CI_COMMIT_MESSAGE}