diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 0c7d0ee3c..544aa2c16 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8']
+        python-version: ['3.7', '3.8', 'pypy-3.7']
 
     steps:
     - uses: actions/checkout@v2