diff --git a/src/views/app.js b/src/views/app.js
index 351e6dca9..6ec677bbf 100644
--- a/src/views/app.js
+++ b/src/views/app.js
@@ -760,7 +760,7 @@ angular.module('Application').controller('AppController', ['$scope', '$location'
 
             $scope.emailForm.$setPristine();
             $scope.email.error = {};
-            $scope.email.enableMailbox = app.enableMailbox;
+            $scope.email.enableMailbox = app.enableMailbox ? '1' : '0';
             $scope.email.mailboxName = app.mailboxName || '';
             $scope.email.mailboxDomain = $scope.domains.filter(function (d) { return d.domain === app.mailboxDomain; })[0];
             $scope.email.currentMailboxName = app.mailboxName || '';
@@ -786,7 +786,7 @@ angular.module('Application').controller('AppController', ['$scope', '$location'
                     if (error) return Client.error(error);
 
                     // when the mailboxName is 'reset', this will fill it up with the default again
-                    $scope.email.enableMailbox = $scope.app.enableMailbox;
+                    $scope.email.enableMailbox = $scope.app.enableMailbox ? '1' : '0';
                     $scope.email.mailboxName = $scope.app.mailboxName || '';
                     $scope.email.mailboxDomain = $scope.domains.filter(function (d) { return d.domain === $scope.app.mailboxDomain; })[0];
                     $scope.email.currentMailboxName = $scope.app.mailboxName || '';