diff --git a/proxy/grpcproxy/watcher.go b/proxy/grpcproxy/watcher.go
index 7387caf4dbd..1a497462f99 100644
--- a/proxy/grpcproxy/watcher.go
+++ b/proxy/grpcproxy/watcher.go
@@ -111,6 +111,7 @@ func (w *watcher) send(wr clientv3.WatchResponse) {
 		Header:          &wr.Header,
 		Created:         wr.Created,
 		CompactRevision: wr.CompactRevision,
+		Canceled:        wr.Canceled,
 		WatchId:         w.id,
 		Events:          events,
 	})