diff --git a/index.js b/index.js
index 28090c7..3c5255b 100644
--- a/index.js
+++ b/index.js
@@ -8,6 +8,7 @@ var {
 } = require('ws');
 const ws_ = [];
 const app = express();
+app.use(express.json());
 app.set('trust proxy', true);
 
 app.use((req, res, next) => {