diff --git a/requirements/test.txt b/requirements/test.txt
index b88feeca..b366ec42 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -3,7 +3,7 @@ ruff==0.15.12
 flake8==7.3.0
 isort==8.0.1
 mypy==1.20.2
-types-protobuf==7.34.1.20260408
+types-protobuf==7.34.1.20260503
 pytest>=9.0.3,<10
 pytest-asyncio==1.3.0
 pytest-codspeed==4.5.0