diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index a01547d1..e91b4d22 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -29,14 +29,14 @@ jobs:
           - { os: macos-latest, python_version: '3.11' }
           - { os: macos-latest, python_version: '3.12' }
 
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ matrix.run.os }}
 
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python ${{ matrix.run.python-version }}
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.python-version }}
+          python-version: ${{ matrix.run.python-version }}
       - run: python --version
       - run: uname -a
 #      - name: Upgrade pip