diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b95e155..dd48952 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
         with: 
-          python-version: ${{ matrix-python-version }}
+          python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run:
           python -m pip install --upgrade pip