diff --git a/pyproject.toml b/pyproject.toml
index 66c13db..c022f05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -60,7 +60,7 @@ dev = [
     "pytest>=9.1.1",
     "pytest-asyncio>=1.4.0",
     "httpx>=0.28.1",
-    "mypy>=2.3.0",
+    "mypy>=2.3.1",
 ]
 
 [project.urls]