diff --git a/.github/workflows/snyk-github-issue-sync.yml b/.github/workflows/snyk-github-issue-sync.yml
index 0c50b2c505..7b93374609 100644
--- a/.github/workflows/snyk-github-issue-sync.yml
+++ b/.github/workflows/snyk-github-issue-sync.yml
@@ -6,6 +6,8 @@ on:
 
 jobs:
   sync:
+    if: github.repository == 'backstage/backstage' # prevent running on forks
+
     runs-on: ubuntu-latest
 
     strategy: