diff --git a/app.js b/app.js
index acd3188..ed867df 100644
--- a/app.js
+++ b/app.js
@@ -40,7 +40,8 @@ app.use((req, res, next) => {
 // cookie parser
 app.use((req, res, next) => {
   req.cookies = {}
-  ;(req.headers.cookie || '').split(/\s*;\s*/).forEach((pair) => {
+  //;(req.headers.cookie || '').split(/\s*;\s*/).forEach((pair) => { //  Polynomial regular expression //
+  ;(req.headers.cookie || '').split(/^\s+|(?<!\s)\s+$/g).forEach((pair) => {
     let crack = pair.indexOf('=')
     if (crack < 1 || crack == pair.length - 1) return
     req.cookies[decodeURIComponent(pair.slice(0, crack)).trim()] =