diff --git a/dev_requirements.txt b/dev_requirements.txt
index 0520862cb..1979bb8c0 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -33,4 +33,4 @@ coverage==7.16.2
 # The complexity limit in CLAUDE.md is measured by this, both in the
 # pre-commit list and by test/unit_test/headless/test_complexity_budget.py.
 radon==6.0.1
-mypy>=2.4.0
+mypy>=2.4.1