diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index bef1652f5ab4..b4557884f245 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -192,7 +192,7 @@ jobs:
           done
 
   publish-docs:
-    if: github.event_name == 'push'
+    if: github.event_name == 'push' && github.repository == 'chapel-lang/chapel'
     runs-on: ubuntu-latest
     needs: make_doc
     steps: