diff --git a/scripts/upyun_upload.lua b/scripts/upyun_upload.lua
index 83bab91..7255074 100644
--- a/scripts/upyun_upload.lua
+++ b/scripts/upyun_upload.lua
@@ -33,7 +33,9 @@ function upyun_upload.upload(filepath)
         return
     else
         ngx.status = 200
-        ngx.say(ngx.var.upyun_cdn .. directory .. "/" .. filename)
+        local fullpath = ngx.var.upyun_cdn .. directory .. "/" .. filename
+        ngx.log(ngx.INFO, "UPYUN URL -> ", fullpath)
+        ngx.say(fullpath)
     end
 end