diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c9b9fd8..dd9bd25 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -48,4 +48,5 @@ jobs:
         run: |
           source ./env/bin/activate
           pip install sphinx
-          python setup.py build_sphinx -b html,man
+          sphinx-build -b html docs $(mktemp -d)
+          sphinx-build -b man docs $(mktemp -d)