diff --git a/.cirrus.yml b/.cirrus.yml
index e37c93a5ac2..98088aa6e02 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -16,11 +16,9 @@ test_task:
     - pkg install -y git-lite $PYPACKAGE $SQLPACKAGE
   pip_script:
     - $PYTHON -m ensurepip
-    - $PYTHON -m pip install pip -U
-    - $PYTHON -m pip install poetry -U
-    - $PYTHON -m poetry config virtualenvs.in-project true
-  deps_script: $PYTHON -m poetry install
-  test_script: $PYTHON -m poetry run pytest -q --junitxml=junit.xml tests
+    - $PYTHON -m pip install -U pip tox poetry
+    - poetry config virtualenvs.in-project true
+  tox_script: $PYTHON -m tox -e py -- -q --junitxml=junit.xml tests
   on_failure:
     annotate_failure_artifacts:
       path: junit.xml