diff --git a/.github/workflows/semgrep.yml b/.github/workflows/semgrep.yml
index a3ac7c54f9f..565bb9b871a 100644
--- a/.github/workflows/semgrep.yml
+++ b/.github/workflows/semgrep.yml
@@ -13,6 +13,7 @@ jobs:
         with:
           fetch-depth: 0
           ref: ${{github.event.pull_request.head.ref}}
+          repository: ${{github.event.pull_request.head.repo.full_name}}
 
       - name: Calculate diff
         id: calculate_diff