diff --git a/pyproject.toml b/pyproject.toml
index 14fcf1d..e4f1bbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
 dev = [
   "pytest>=8.0,<9.0",
   "ruff>=0.6,<1.0",
-  "mypy>=1.11,<2.0",
+  "mypy>=1.11,<3.0",
 ]
 
 [tool.pytest.ini_options]