diff --git a/.github/workflows/sample_build.yml b/.github/workflows/sample_build.yml
deleted file mode 100644
index f12b30e5..00000000
--- a/.github/workflows/sample_build.yml
+++ /dev/null
@@ -1,56 +0,0 @@
-name: Sample build
-
-on:
-  workflow_dispatch: {}
-
-jobs:
-  build_wheels:
-    name: Sample build [${{ matrix.os }},${{ matrix.result }}]
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-18.04, windows-latest, macos-latest]
-        result: [success, failure]
-
-    steps:
-      - uses: actions/checkout@v2
-
-      - uses: actions/setup-python@v2
-        name: Install Python
-        with:
-          python-version: '3.7'
-
-      - name: Install dependencies
-        run: |
-          python -m pip install -r requirements-dev.txt
-
-      - name: Install Visual C++ for Python 2.7
-        if: runner.os == 'Windows'
-        run: |
-          choco install vcpython27 -f -y
-
-      - name: Generate sample project
-        shell: bash
-        run: |
-          if $should_fail; then
-            python -m test.test_projects test.test_testing.project_with_a_failing_test sample_project
-          else
-            python -m test.test_projects test.test_testing.project_with_a_test sample_project
-          fi
-        env:
-          should_fail: ${{ matrix.result == 'failure' }}
-
-      - name: Build & test wheels
-        shell: bash
-        run: |
-          cd sample_project
-          if $should_fail; then
-            # prefix with ! to expect failure
-            ! python -m cibuildwheel --output-dir wheelhouse
-          else
-            python -m cibuildwheel --output-dir wheelhouse
-          fi
-        env:
-          CIBW_TEST_COMMAND: nosetests {project}/test
-          CIBW_TEST_REQUIRES: nose
-          should_fail: ${{ matrix.result == 'failure' }}
diff --git a/bin/sample_build.py b/bin/sample_build.py
index c8a13e67..204bbf0c 100755
--- a/bin/sample_build.py
+++ b/bin/sample_build.py
@@ -20,4 +20,4 @@ if __name__ == '__main__':
     project_dir = tempfile.mkdtemp()
     subprocess.run([sys.executable, '-m', 'test.test_projects', options.PROJECT_PYTHON_PATH, project_dir], check=True)
 
-    subprocess.run(['cibuildwheel'], check=True, cwd=project_dir)
+    exit(subprocess.run(['cibuildwheel'], cwd=project_dir).returncode)