diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 637dd726a8..09a5249478 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -13,6 +13,8 @@ permissions:
 
 jobs:
   no_ticket:
+    # Only trigger on the main Django repository
+    if: github.repository == 'django/django'
     name: "Flag if no Trac ticket is found in the title"
     runs-on: ubuntu-latest
     steps: