diff --git a/setup.py b/setup.py
index c49d1c5..6564f03 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
             'pytest-cov>=4,<5',
             'pytest-asyncio==0.*',
             'pytest-xdist==3.*',
-            'mypy==1.5.0',
+            'mypy==1.5.1',
             'types-pyserial',
             'ruff==0.0.282',
         ],