diff --git a/app.js b/app.js
index b1199851c002446b286ed2136fc29ce1d106e82b..7cee240198cf3c672e5c7cab7f6d50fa9d66bbcc 100644
--- a/app.js
+++ b/app.js
@@ -3,7 +3,6 @@ var express = require('express');
 var path = require('path');
 var cookieParser = require('cookie-parser');
 var logger = require('morgan');
-var cors = require("cors");
 
 var kysRouter = require("./routes/kys");
 var znlRouter = require("./routes/znl");
@@ -11,7 +10,7 @@ var lyfRouter = require("./routes/lyf");
 var whzRouter = require("./routes/whz");
 
 var app = express();
-app.use(cors());
+
 // view engine setup
 app.set('views', path.join(__dirname, 'views'));
 app.set('view engine', 'jade');