diff --git a/core/proto/OWNERS b/core/proto/OWNERS
index ed42e2ee51a55..30a9a01c34481 100644
--- a/core/proto/OWNERS
+++ b/core/proto/OWNERS
@@ -7,6 +7,8 @@ jinyithu@google.com
 joeo@google.com
 kwekua@google.com
 singhtejinder@google.com
+yanglu@google.com
+yaochen@google.com
 
 # Frameworks
 ogunwale@google.com