diff --git a/pyproject.toml b/pyproject.toml
index eef48f6f..71153065 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ dev = [
     "pytest>=9.1.1,<10",
     "black>=26.5.1",
     "ruff>=0.16.9",
-    "mypy>=2.3.1",
+    "mypy>=2.4.0",
     "types-requests>=2.33.0.20260906",
     "pre-commit>=4.6.2",
 ]