diff --git a/pyproject.toml b/pyproject.toml
index 3a67d66..f50ffca 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dependencies = []
 dev = [
   "bandit>=1.8,<2",
   "build>=1.2,<2",
-  "mypy>=1.11,<2",
+  "mypy>=1.11,<3",
   "pip-audit>=2.9,<3",
   "jsonschema>=4.23,<5",
   "pytest>=8,<9",