diff --git a/pyproject.toml b/pyproject.toml
index 4ff5d0f..ae2d299 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ dev = [
     "pre-commit>=2.20.0",
     "pre-commit-uv>=4",
     "pytest-cov>=4.0.0",
-    "mypy==1.15.0",
+    "mypy==1.17.1",
     "pytest-parametrization>=2022",
     "ruff>=0.8.2",
     "setuptools>=67.0.0",