diff --git a/src/main/python/ddadevops/application/release_mixin_services.py b/src/main/python/ddadevops/application/release_mixin_services.py
index f5684df..1a3c0cb 100644
--- a/src/main/python/ddadevops/application/release_mixin_services.py
+++ b/src/main/python/ddadevops/application/release_mixin_services.py
@@ -24,7 +24,7 @@ class PrepareReleaseService():
 
 class TagAndPushReleaseService():
 
-    def __init__(self, git_api: GitApi, release_repo: ReleaseRepository = None):
+    def __init__(self, git_api: GitApi, release_repo: ReleaseRepository):
         self.git_api = git_api
         self.release_repo = release_repo
         self.release = release_repo.get_release()