diff --git a/.github/workflows/run_pytest.yml b/.github/workflows/run_pytest.yml
index cd60fa9..30b9fe5 100644
--- a/.github/workflows/run_pytest.yml
+++ b/.github/workflows/run_pytest.yml
@@ -6,7 +6,6 @@ jobs:
   build:
 
     strategy:
-      max-parallel: 3
       matrix:
         os: [ubuntu-latest]
         python-version: [3.5, 3.6, 3.7, 3.8]
@@ -29,7 +28,7 @@ jobs:
     - name: Test with pytest
       run: |
         pytest -c 'test/pytest.ini'
-        
+
     - name: Save artifacts
       uses: actions/upload-artifact@master
       with: