diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 261afc3..c21983c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -9,6 +9,8 @@ jobs:
       matrix:
         python-version: ["3.7", "3.8", "3.9", "3.10"]
         os: ["ubuntu-latest", "windows-latest"]
+    
+    runs-on: ${{ matrix.os }}
 
     steps:
       - uses: actions/checkout@v3