diff --git a/requirements_dev.txt b/requirements_dev.txt
index 5dda268..82b0731 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 aiohttp~=3.13.0
-mypy>=2.3.0
+mypy>=2.3.1
 pydantic>=2.13.4
 pre-commit>=4.6.2
 python-dotenv>=1.2.2