diff --git a/apps/iot/src/http_handler/http_terminal_handler.erl b/apps/iot/src/http_handler/http_terminal_handler.erl
index 61cdbb7..806f10f 100644
--- a/apps/iot/src/http_handler/http_terminal_handler.erl
+++ b/apps/iot/src/http_handler/http_terminal_handler.erl
@@ -202,7 +202,7 @@ convert_terminal_info(#{<<"host_id">> := HostId, <<"serial_number">> := SerialNu
                 %% 终端状态
                 status = ?TERMINAL_STATUS_OFFLINE,
                 %% 最后上线时间
-                update_ts = iot_util:timestamp()
+                update_ts = iot_util:current_time()
             }};
         {error, Reason} ->
             {error, Reason}