diff --git a/pyproject.toml b/pyproject.toml
index 9ac2da9..9d6d4d7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ dev = [
   "pytest>=8,<9",
   "pytest-cov>=5,<7",
   "ruff>=0.6,<1",
-  "mypy>=1.11,<2",
+  "mypy>=1.11,<3",
   "pre-commit>=3.8,<5",
 ]