diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 43f4180..34f4d0f 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -13,6 +13,7 @@ jobs:
   push_to_registry:
     name: Build image
     runs-on: ubuntu-latest
+    if: github.repository == "juliushaertl/nextcloud-docker-dev"
     strategy:
       fail-fast: false
       matrix: