diff --git a/pyproject.toml b/pyproject.toml
index aab2321..63bac19 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ reference = [
   "transformers>=4.44",
 ]
 dev = [
-  "mypy>=1.11",
+  "mypy>=2.3.1",
   "ruff>=0.6",
 ]