diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5c78a2c..2a1509f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -18,7 +18,7 @@ jobs:
   # This workflow contains a single job called "build"
   test:
     # The type of runner that the job will run on
-    runs-on: ubuntu-latest
+    runs-on: debian-buster
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
@@ -26,12 +26,19 @@ jobs:
       - uses: actions/checkout@v2
       # Runs a set of commands using the runners shell
       - name: Install requirements
-        run: pip install -r requirements.txt -r requirements-dev.txt
+        run: |
+          curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py | python -
+          export PATH="${PATH}:${HOME}/.poetry/bin/"
+          poetry install
+      - name: check quality
+        run: |
+          export PATH="${PATH}:${HOME}/.poetry/bin/"
+          poetry run prospector
       - name: test app
         env:
           CODACY_PROJECT_TOKEN: ${{ secrets.CODACY_PROJECT_TOKEN }}
         run: |
           echo Test
-          prospector
+          source {path_to_venv}/bin/activate
           coverage run -m unittest || exit 1
           [ -n "$CODACY_PROJECT_TOKEN" ] && coverage combine && coverage xml -o cobertura.xml && bash <(curl -Ls https://coverage.codacy.com/get.sh) report -r cobertura.xml