diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 744f17839281..c5ec5f7df764 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -312,7 +312,7 @@ jobs:
     needs: [setup, build, merge]
     permissions:
       contents: none
-    if: github.repository == 'opf/openproject'
+    if: ${{ github.repository == 'opf/openproject' && inputs.tag != '' }}
     runs-on: ubuntu-latest
     steps:
       - name: Trigger Helm charts release