diff --git a/prod/upload/upload.lua b/prod/upload/upload.lua
index 9dc9f36..d59a4aa 100644
--- a/prod/upload/upload.lua
+++ b/prod/upload/upload.lua
@@ -58,6 +58,7 @@ while true do
         local http = require "resty.http"
         local httpc = http.new()
         local remote_url = string.format("%s/api/v1/ts/create_task", task_server)
+        ngx.log(ngx.ERR, 'remote_url -> ', remote_url)
         local res, err = httpc:request_uri(
                 remote_url,
                 {