diff --git a/zeppelin-web/src/app/notebook/notebook.controller.js b/zeppelin-web/src/app/notebook/notebook.controller.js
index 32c659f33ee..944402a2f3a 100644
--- a/zeppelin-web/src/app/notebook/notebook.controller.js
+++ b/zeppelin-web/src/app/notebook/notebook.controller.js
@@ -879,6 +879,7 @@ angular.module('zeppelinWebApp').controller('NotebookCtrl',
 
   // function to find suggestion list on change
   $scope.search = function(role) {
+    angular.element('.userlist').show();
     convertToArray(role);
     checkPreviousRole(role);
     getChangedIndex();
@@ -950,5 +951,8 @@ angular.module('zeppelinWebApp').controller('NotebookCtrl',
     $scope.suggestions = [];
   };
 
+angular.element(document).click(function(){
+     angular.element('.userlist').hide();
+});
 
 });