diff --git a/core/proto/OWNERS b/core/proto/OWNERS
index 30a9a01..16591f6 100644
--- a/core/proto/OWNERS
+++ b/core/proto/OWNERS
@@ -10,6 +10,9 @@
 yanglu@google.com
 yaochen@google.com
 
+# Settings UI
+per-file settings_enums.proto=zhfan@google.com
+
 # Frameworks
 ogunwale@google.com
 jjaggi@google.com