diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 61d5bc6..83aad54 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,15 +21,9 @@ jobs:
           cache: true
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade tox .
           pip install -U .
           pdm sync -d
-      - name: Test with tox
-        run: |
-          tox --version
-          pyversion="${{ matrix.python-version }}"
-          tox -e py${pyversion/./}
-      - name: Coverage
+      - name: Test with pytest
         run: |
           pdm run test --junitxml=junit/test-results-${{ matrix.python-version }}.xml
       - name: Upload coverage to Codecov