diff --git a/pyproject.toml b/pyproject.toml
index 7c63fb5..f8bb1f7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = []
 dev = [
   "black>=24.10,<27",
   "build>=1.2,<2",
-  "mypy>=1.13,<2",
+  "mypy>=1.13,<3",
   "pytest>=8.3,<10",
   "pytest-asyncio>=0.24,<2",
   "pytest-cov>=6,<8",