diff --git a/requirements_test.txt b/requirements_test.txt
index 2263404..f69269d 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -3,7 +3,7 @@ black==24.4.0
 flake8==7.0.0
 isort==5.13.2
 mypy==1.9.0
-types-protobuf==4.25.0.20240417
+types-protobuf==5.26.0.20240422
 pytest>=6.2.4,<9
 pytest-asyncio==0.23.6
 mock>=4.0.3,<6