diff --git a/.github/workflows/nightly-release.yml b/.github/workflows/nightly-release.yml
index 4357759bfc..95202e81c7 100644
--- a/.github/workflows/nightly-release.yml
+++ b/.github/workflows/nightly-release.yml
@@ -10,6 +10,7 @@ on:
 jobs:
   build_and_push_images:
     uses: ./.github/workflows/build-images.yml
+    if: github.repository == 'open-telemetry/opentelemetry-demo'
     with:
       push: true
       version: nightly-${{ github.run_id }}