diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index fd2c6fc..41563c0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -229,9 +229,9 @@ jobs:
         if: ${{ !startsWith(matrix.python-version, 'pypy') }}
         run: |
           python -m coverage run -p -m zope.testrunner --test-path=src --auto-color --auto-progress
-       - name: Run tests without C extensions
-         run:
-         AC_PURE_PYTHON=1 python -m coverage run -p -m zope.testrunner --test-path=src --auto-color --auto-progress
+      - name: Run tests without C extensions
+        run: |
+          AC_PURE_PYTHON=1 python -m coverage run -p -m zope.testrunner --test-path=src --auto-color --auto-progress
       - name: Report Coverage
         run: |
           coverage combine