diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ce94785..2f5fec0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,12 +44,15 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Setup Python ${{ join(matrix.python-version, '.') }}
+        id: pyenv
         uses: gabrielfalcao/pyenv-action@v18
         with:
           default: "${{ join(matrix.python-version, '.') }}"
           command: pip install -U tox
       - name: Run Unit Tests
-        run: tox -epy${{ matrix.python-version[0] }}${{ matrix.python-version[1] }} -- -vvs
+        run: |
+          ${{ steps.pyenv.outputs.pyenv_root }}/versions/${{ join(matrix.python-version, '.') }}/bin/python \
+            -mtox -epy${{ matrix.python-version[0] }}${{ matrix.python-version[1] }} -- -vvs
   unit-tests:
     name: (${{ matrix.os }}) TOXENV=py${{ matrix.python-version[0] }}${{ matrix.python-version[1] }}
     needs: org-check