diff --git a/requirements_test.txt b/requirements_test.txt
index cde63e3..5727e9a 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -2,7 +2,7 @@ pylint==3.1.0
 black==24.2.0
 flake8==7.0.0
 isort==5.13.2
-mypy==1.8.0
+mypy==1.9.0
 types-protobuf==4.24.0.20240129
 pytest>=6.2.4,<9
 pytest-asyncio==0.23.5.post1