diff --git a/.github/workflows/development_freeze.yml b/.github/workflows/development_freeze.yml
index 7932373e86..5124d85ac8 100644
--- a/.github/workflows/development_freeze.yml
+++ b/.github/workflows/development_freeze.yml
@@ -13,6 +13,7 @@ permissions:
 jobs:
   freezer:
     runs-on: ubuntu-22.04
+    if: github.repository == 'systemd/systemd'
 
     permissions:
       pull-requests: write