diff --git a/pyproject.toml b/pyproject.toml
index 7d1c692d..147e420d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ test = [
   "six==1.17.0",
 ]
 lint = ["ruff==0.14.5"]
-type_check = ["mypy==1.14.1"]
+type_check = ["mypy==1.19.1"]
 nox = [
   "nox>=2024.10.9 ; python_version >= '3.9'",
   "nox-uv>=0.7.0 ; python_version >= '3.9'",