diff --git a/src/libs/models/user.js b/src/libs/models/user.js
index 1635866e2a97444f0f0b048cc7c00839badf308b..5a86df8e511b2d554674c783335391341be2cbaf 100644
--- a/src/libs/models/user.js
+++ b/src/libs/models/user.js
@@ -5,7 +5,8 @@ var bcrypt = require('bcrypt');
 var UserSchema = new Schema({
   email:{
     type: String,
-    required: true
+    required: true,
+    unique: true
   },
   password: {
     type: String,