diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 3dc93ec..aea19d3 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -6,7 +6,7 @@ env:
   FORCE_COLOR: 1
 
 jobs:
-  isort:
+  static-checks:
     runs-on: ubuntu-latest
 
     steps:
@@ -23,7 +23,7 @@ jobs:
         pip install tox tox-venv
 
     - name: Run tests
-      run: tox -e isort
+      run: tox -e isort,flake8
 
   tests:
     runs-on: ${{ matrix.os }}
diff --git a/dev-requirements.txt b/dev-requirements.txt
index 1384c9c..bbdcf37 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,5 +1,4 @@
 pytest
-pytest-flake8
 flake8
 testpath
 tomli
diff --git a/pytest.ini b/pytest.ini
index 7d86c9c..bbc5c14 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -2,10 +2,7 @@
 addopts =
     --strict-config
     --strict-markers
-    --flake8
 xfail_strict = True
 junit_family = xunit2
 filterwarnings =
     error
-    # Suppress deprecation warning in flake8
-    ignore:SelectableGroups dict interface is deprecated::flake8
diff --git a/tox.ini b/tox.ini
index 3bb2f36..00b1010 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,6 +12,10 @@ commands = pytest []
 deps = isort
 commands = python -m isort --check --diff {toxinidir}
 
+[testenv:flake8]
+deps = flake8
+commands = flake8 pep517
+
 [testenv:release]
 skip_install = True
 deps =