diff --git a/backend/config/local.yml b/backend/config/local.yml
index 4b745e4..073360f 100644
--- a/backend/config/local.yml
+++ b/backend/config/local.yml
@@ -1,6 +1,10 @@
 server:
   port: 5913
 
+client:
+  url: http://localhost
+  port: 8080
+
 db:
   url: localhost
   port: 27017
diff --git a/backend/config/release.yml b/backend/config/release.yml
index 4abbcd0..ab846cc 100644
--- a/backend/config/release.yml
+++ b/backend/config/release.yml
@@ -1,6 +1,10 @@
 server:
   port: 443
 
+client:
+  url: TBD
+  port: TBD
+
 db:
   url: TBD
   port: 27017
diff --git a/backend/package-lock.json b/backend/package-lock.json
index e6e2f3e..d9a1edc 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -113,6 +113,14 @@
       "resolved": "https://registry.npmjs.org/@hapi/bourne/-/bourne-2.0.0.tgz",
       "integrity": "sha512-WEezM1FWztfbzqIUbsDzFRVMxSoLy3HugVcux6KDDtTqzPsLE8NDRHfXvev66aH1i2oOKKar3/XDjbvh/OUBdg=="
     },
+    "@koa/cors": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/@koa/cors/-/cors-3.1.0.tgz",
+      "integrity": "sha512-7ulRC1da/rBa6kj6P4g2aJfnET3z8Uf3SWu60cjbtxTA5g8lxRdX/Bd2P92EagGwwAhANeNw8T8if99rJliR6Q==",
+      "requires": {
+        "vary": "^1.1.2"
+      }
+    },
     "@koa/router": {
       "version": "9.4.0",
       "resolved": "https://registry.npmjs.org/@koa/router/-/router-9.4.0.tgz",
diff --git a/backend/package.json b/backend/package.json
index 260f9ec..b166846 100755
--- a/backend/package.json
+++ b/backend/package.json
@@ -16,6 +16,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "@koa/cors": "^3.1.0",
     "@koa/router": "^9.4.0",
     "@types/pino": "^6.3.4",
     "axios": "^0.19.2",
diff --git a/backend/src/app/index.ts b/backend/src/app/index.ts
index 07b11dc..0f45153 100755
--- a/backend/src/app/index.ts
+++ b/backend/src/app/index.ts
@@ -1,6 +1,7 @@
 import 'reflect-metadata';
 import Koa from 'koa';
 import Router from '@koa/router';
+import cors from '@koa/cors';
 import config from 'config';
 import { Connection } from 'mongoose';
 import { Server } from 'http';
@@ -29,8 +30,10 @@ const makeRouter = (apiRouterList: Router[]): Router => {
 };
 
 const makeApp = (router: Router): Koa => {
+  const { url: clientUrl, port: clientPort } = config.get('client');
   const app = new Koa();
   app
+    .use(cors({ origin: `${clientUrl}:${clientPort}` }))
     .use(async (ctx, next) => {
       const { ip } = ctx.request;
       const rt = ctx.response.get('X-Response-Time');