diff --git a/apps/iot/src/endpoint/iot_jinzhi_endpoint.erl b/apps/iot/src/endpoint/iot_jinzhi_endpoint.erl
index 3bc6192..56eb676 100644
--- a/apps/iot/src/endpoint/iot_jinzhi_endpoint.erl
+++ b/apps/iot/src/endpoint/iot_jinzhi_endpoint.erl
@@ -180,8 +180,9 @@ do_post(#event_data{id = Id, location_code = LocationCode, event_type = EventTyp
 
     % <<"occurrenceTime">> => <<"2023-06-10 12:00:00">>,
 
-    Attachments = lists:map(fun(#{<<"filename">> := Filename, <<"name">> := Name}) ->
+    Attachments = lists:map(fun(#{<<"filename">> := Filename}) ->
         {ok, FileUrl} = iot_util:file_uri(Filename),
+        Name = filename:basename(FileUrl),
         #{<<"name">> => Name, <<"url">> => FileUrl}
                             end, Attachments0),