diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 6424d03..76a826b 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -36,4 +36,4 @@ jobs:
                   key: ${{ runner.os }}-${{ matrix.python-version }}-tox-${{ hashFiles('pyproject.toml') }}
 
             - name: Test
-              run: uvx --with tox-gh-actions --with tox-uv tox -v
+              run: uvx --python ${{ matrix.python-version }} --with tox-gh-actions --with tox-uv tox -v
diff --git a/tox.ini b/tox.ini
index 21c6d81..634796c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,6 +6,7 @@ envlist = py{310,311,312,313,314,314t,315}-pytest{7,8,9},pypy3,check,format
 [testenv]
 commands = pytest {posargs:tests}
 runner = uv-venv-runner
+requires = tox-uv
 deps =
     pytest7: pytest>=7.0.0,<8.0.0
     pytest8: pytest>=8.0.0,<9.0.0