diff --git a/pyproject.toml b/pyproject.toml
index 8c2979194b9..61f8ef5a44e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ dependencies = [
 dev = [
   "pep8-naming==0.13.0",
   "flake8==7.0.0",
-  "pyflakes==3.2.0",
+  "pyflakes==3.4.0",
   "pytest>=8.1.1",
   "nodeenv==1.8.0",
   "pre-commit==3.6.2",