diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index a4812e7fb..9f3d12d1e 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -2,18 +2,14 @@ name: CI (PR)
 
 on:
   pull_request:
-    branches:
-      - "main"
-      - "gh-pages"
+    branches: [ "main" ]
 
 jobs:
   dci-lint:
     uses: ./.github/workflows/dci.yml
   unit-tests:
-    if: ${{ github.base_ref == 'main' }}
     uses: ./.github/workflows/unit-tests.yml
     needs: dci-lint
   integration-tests:
-    if: ${{ github.base_ref == 'main' }}
     uses: ./.github/workflows/integration-tests.yml
     needs: unit-tests