diff --git a/requirements.txt b/requirements.txt
index facb73f..87eb46e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ MarkupSafe==2.1.5
 multidict==6.0.5
 packaging==24.0
 pluggy==1.5.0
-protobuf==5.27.0
+protobuf==5.29.6
 pytest==8.2.2
 pytest-asyncio==0.23.7
 temporalio==1.10.0