diff --git a/pyproject.toml b/pyproject.toml
index 3fb6f91..5b4b479 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -65,6 +65,7 @@ mypy = [
 ]
 flake8 = [
     "flake8",
+    "flake8-pyproject",
 ]
 
 [build-system]