diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index b8fddcb..bb8f041 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -28,3 +28,6 @@ jobs:
     - name: Test with pytest
       run: |
         python -m pytest
+    - name: Test building documentation
+      run: |
+        python -m sphinx docs/ docs/_build/ -b html -W