diff --git a/pyproject.toml b/pyproject.toml
index 2d30fab28..41e963e8a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -94,7 +94,7 @@ tests = [
 ]
 dev = [
   "datachain[docs,tests]",
-  "mypy==1.12.0",
+  "mypy==1.12.1",
   "types-python-dateutil",
   "types-pytz",
   "types-PyYAML",