diff --git a/pyproject.toml b/pyproject.toml
index efe3da8..732f549 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ dev = [
     "pytest>=8.0",
     "pytest-cov>=5.0",
     "ruff>=0.6",
-    "mypy>=1.11",
+    "mypy>=2.3.1",
     "build>=1.2",
 ]