diff --git a/.github/workflows/lint-build.yml b/.github/workflows/lint-build.yml
index 1a39a8dfe7..4ff27e6380 100644
--- a/.github/workflows/lint-build.yml
+++ b/.github/workflows/lint-build.yml
@@ -29,3 +29,5 @@ jobs:
         run: yarn run depcheck
       - run: yarn lint
       - run: yarn build
+      - name: Ensure PR is not on main branch
+        uses: Jaeger/.github/actions/block-main-branch-pr
\ No newline at end of file