diff --git a/pyproject.toml b/pyproject.toml
index f0221f8..f0096e0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,7 +56,7 @@ dev = [
     "pytest>=7.0",
     "pytest-mock>=3.10",
     "ruff==0.16.4",
-    "mypy==2.3.1",
+    "mypy==2.4.0",
     "basedpyright==1.39.10",
     "vulture==2.16",
     "pytest-cov==7.1.0",