diff --git a/pyproject.toml b/pyproject.toml
index 47a74af..9864cbc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -100,7 +100,7 @@ dependencies = [
 ]
 optional-dependencies.develop = [
   "black<25",
-  "mypy<1.14",
+  "mypy<1.16",
   "poethepoet<1",
   "pyproject-fmt<3",
   "ruff<0.12",