diff --git a/pyproject.toml b/pyproject.toml
index 65edba8..8db6883 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-  "mypy>=1.11,<2",
+  "mypy>=1.11,<3",
   "pytest>=8.3,<9",
   "ruff>=0.9,<1",
   "types-requests>=2.32",