diff --git a/init.lua b/init.lua
index 468cede..3fc0a36 100644
--- a/init.lua
+++ b/init.lua
@@ -157,7 +157,7 @@ function denycc()
     if CCDeny then
         CCcount=tonumber(string.match(CCrate,'(.*)/'))
         CCseconds=tonumber(string.match(CCrate,'/(.*)'))
-        local token=getClientIp()..ngx.var.request_filename
+        local ua = getClientIp()..ngx.var.http_user_agent
         local limit = ngx.shared.limit
         local req,_=limit:get(token)
         if req then