diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 6c8b352..bd12b35 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -70,3 +70,7 @@ jobs:
           cosign sign --key env://COSIGN_KEY --tlog-upload=false mtr.devops.telekom.de/caas/py-kube-downscaler@${{ steps.build-push.outputs.digest }}
         env:
           COSIGN_KEY: ${{ secrets.COSIGN_KEY }}
+
+  call-wf1:
+    uses: ./.github/workflows/end2end.yml
+    secrets: inherit
diff --git a/.github/workflows/end2end.yml b/.github/workflows/end2end.yml
index 7167197..233a86f 100644
--- a/.github/workflows/end2end.yml
+++ b/.github/workflows/end2end.yml
@@ -1,11 +1,8 @@
 name: End-to-End Testing
 
 on:
-  workflow_run:
-    workflows: ["Build and push Image"]
-    types:
-      - completed
-
+  workflow_call:
+    
 jobs:
   end2end:
     runs-on: ubuntu-latest