diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 855611c8..33608008 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: macos-latest
     strategy:
       matrix:
-        python-version: [3.7, ,3.8]
+        python-version: [3.7, 3.8]
     steps:
     - uses: actions/checkout@master
     - name: Set up Python ${{ matrix.python-version }}
@@ -74,7 +74,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@master
         with:
-          python-version: 3.7
+          python-version: 3.9
       - name: Install pipenv
         uses: dschep/install-pipenv-action@v1
       - name: Build docs