diff --git a/.github/workflows/lint_python.yml b/.github/workflows/lint_python.yml
index 507beee3..0de70019 100644
--- a/.github/workflows/lint_python.yml
+++ b/.github/workflows/lint_python.yml
@@ -14,5 +14,6 @@ jobs:
       - run: codespell --quiet-level=2 || true  # --ignore-words-list="" --skip=""
       - run: flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
       - run: isort --recursive . || true
-      - run: pip install -r requirements.txt || true
-      - run: pytest . || true
+      - run: pip install poetry
+      - run: poetry install
+      - run: pytest