diff --git a/app/assets/javascripts/discourse/controllers/user.js.es6 b/app/assets/javascripts/discourse/controllers/user.js.es6
index 7159c146c..6df5a32d6 100644
--- a/app/assets/javascripts/discourse/controllers/user.js.es6
+++ b/app/assets/javascripts/discourse/controllers/user.js.es6
@@ -60,7 +60,7 @@ export default Ember.Controller.extend(CanCheckEmails, {
 
   actions: {
     adminDelete: function() {
-      Discourse.AdminUser.find(this.get('username').toLowerCase()).then(function(user){
+      Discourse.AdminUser.find(this.get('model.username').toLowerCase()).then(function(user){
         user.destroy({deletePosts: true});
       });
     },