diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7ed23ed..10559d2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,6 +25,8 @@ jobs:
       uses: actions/setup-python@v3
       with:
         python-version: ${{ matrix.python-version }}
+    - name: Install poetry
+      run: pip install -U pip poetry
     - name: Install dependencies
       run: poetry install
     - name: run lint
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 011b325..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,13 +0,0 @@
-[aliases]
-release = clean sdist bdist_wheel upload
-
-[flake8]
-exclude = __pycache__,.eggs,docs,build,dist,venv
-max-line-length = 88
-ignore = B902,C815,C812,W503
-
-[isort]
-line_length=88
-src_paths=openapi,tests
-multi_line_output=3
-include_trailing_comma=True