diff --git a/pyproject.toml b/pyproject.toml
index fce2cc96..4f807728 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ email = "floss@frequenz.com"
 
 [project.optional-dependencies]
 dev-flake8 = [
-  "flake8 == 7.1.2",
+  "flake8 == 7.2.0",
   "flake8-docstrings == 1.7.0",
   "flake8-pyproject == 1.2.3", # For reading the flake8 config from pyproject.toml
   "pydoclint == 0.6.2",