diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 5a9d086..f8afcbb 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, ubuntu-latest, windows-latest]
-        python: [3.5, 3.6, 3.7, 3.8]
+        python: [3.5, 3.6, 3.7, 3.8, 3.9]
     steps:
       - uses: actions/checkout@v1
       - name: Set up Python