diff --git a/scripts/lib/upyun_remove.lua b/scripts/lib/upyun_remove.lua
index caefc99..d790c13 100644
--- a/scripts/lib/upyun_remove.lua
+++ b/scripts/lib/upyun_remove.lua
@@ -59,7 +59,7 @@ function upyun_remove.remove(filepath, filename, retry)
             
 
             if (error_table["code"] == 40000006)
-            then               
+            then
                 ngx.log(ngx.ERR, "Retry remove file : " .. '[' .. err .. ']')
                 upyun_remove.remove(filepath, filename, retry+1)
             else