diff --git a/pyproject.toml b/pyproject.toml
index 1a9dc03..5c54a25 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -60,7 +60,7 @@ wks-read = "wks_com.__main__:read"
 [project.optional-dependencies]
 test = [
   "freezegun==1.5.5",
-  "mypy==2.1.0",
+  "mypy==2.2.0",
   "pytest==9.1.1",
   "pytest-cov==7.1.0",
   "ruff==0.15.20",