diff --git a/books/routes/authors.js b/books/routes/authors.js
index e28dab7..f9a0c04 100644
--- a/books/routes/authors.js
+++ b/books/routes/authors.js
@@ -4,6 +4,7 @@ const router = express.Router();
 
 const authors = require('../data/authors');
 
+var user;
 
 /* GET users listing. */
 router.get('/', (req, res) => {