diff --git a/.github/workflows/autotest.yml b/.github/workflows/autotest.yml
index 9a9199f..ac98544 100644
--- a/.github/workflows/autotest.yml
+++ b/.github/workflows/autotest.yml
@@ -11,27 +11,23 @@ on:
 
 jobs:
   build:
-
+  
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        python-version: [3.8, 3.9]
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python 3.8
+    - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: 3.8
+        python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         pip install poetry
         poetry install
-    - name: Lint with flake8
-      run: |
-        pip install flake8
-        # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=120 --statistics
     - name: Test with pytest
       run: |
         pip install pytest