diff --git a/js/controller/BoardController.js b/js/controller/BoardController.js
index 69254c9c8..e3d4f91ec 100644
--- a/js/controller/BoardController.js
+++ b/js/controller/BoardController.js
@@ -214,7 +214,10 @@ app.controller('BoardController', function ($rootScope, $scope, $stateParams, St
 		$scope.status.addSharee = null;
 	};
 	$scope.aclDelete = function (acl) {
-		BoardService.deleteAcl(acl);
+		BoardService.deleteAcl(acl).then(function(data) {
+			$scope.loadDefault();
+			$scope.refreshData();
+		});
 	};
 	$scope.aclUpdate = function (acl) {
 		BoardService.updateAcl(acl);
diff --git a/templates/part.board.sidebarView.php b/templates/part.board.sidebarView.php
index 8d44d34dd..45c2d394c 100644
--- a/templates/part.board.sidebarView.php
+++ b/templates/part.board.sidebarView.php
@@ -44,7 +44,7 @@
                     {{ boardservice.getCurrent().owner.displayname }}
 				</span>
             </li>
-            <li ng-repeat="acl in boardservice.getCurrent().acl track by $index">
+            <li ng-repeat="acl in boardservice.getCurrent().acl track by acl.participant.primaryKey">
                 <span class="icon-loading-small" style="display:none;" title="<?php p($l->t('Loading')); ?>"></span>
                 <div class="avatardiv" avatar data-contactsmenu="true" data-user="{{ acl.participant.uid }}" data-displayname="{{ acl.participant.displayname }}" ng-if="acl.type==OC.Share.SHARE_TYPE_USER"></div>
                 <div class="avatardiv" ng-if="acl.type==OC.Share.SHARE_TYPE_GROUP"><i class="icon icon-{{aclTypeString(acl)}}" title="<?php p($l->t('Access for')); ?> {{aclTypeString(acl)}}"></i></div>