diff --git a/src/ray/raylet/mock_gcs_client.cc b/src/ray/raylet/mock_gcs_client.cc
index 1b7d76944..7298373cf 100644
--- a/src/ray/raylet/mock_gcs_client.cc
+++ b/src/ray/raylet/mock_gcs_client.cc
@@ -124,7 +124,7 @@ ray::Status ClientTable::Remove(const ClientID &client_id, DoneCallback done_cal
 ClientID GcsClient::Register(const std::string &ip, uint16_t port) {
   ClientID client_id = ClientID::FromRandom();
   // TODO: handle client registration failure.
-  ray::Status status = client_table().Add(std::move(client_id), ip, port, []() {});
+  ray::Status status = client_table().Add(client_id, ip, port, []() {});
   return client_id;
 }