diff --git a/pyproject.toml b/pyproject.toml
index 67d7b17..d44a171 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ typing-extensions = ">=4.7.1"
 [tool.poetry.dev-dependencies]
 pytest = ">=8.1.0"
 tox = ">=3.9.0"
-flake8 = ">=4.0.0"
+flake8 = ">=7.3.0"
 types-python-dateutil = ">=2.8.19.14"
 mypy = "1.4.1"