diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4d7763ec..997c7284 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,6 +33,7 @@ jobs:
       matrix:
         operating-system: [ ubuntu-latest, macos-latest ]
     name: static-php-cli build on ${{ matrix.operating-system }}
+    runs-on: ${{ matrix.operating-system }}
     steps:
       - uses: actions/checkout@v2