diff --git a/media/css/seahub.css b/media/css/seahub.css
index 4d752327e1..7a4c498c59 100644
--- a/media/css/seahub.css
+++ b/media/css/seahub.css
@@ -1829,7 +1829,6 @@ button.sf-dropdown-toggle:focus {
 }
 .select2-container .select2-selection .select2-selection__rendered {
     padding:0;
-    line-height:1.5;
 }
 .select2-container .select2-selection .select2-selection__choice {
     border:none;
@@ -1837,7 +1836,7 @@ button.sf-dropdown-toggle:focus {
     border-radius:2px;
     margin:4px 0 0 5px;
 }
-.select2-container .select2-search--inline .select2-search__field {
+.select2-container--default .select2-search--inline .select2-search__field {
     padding:0 5px;
     min-width: 2em; /* make sure there is enough space */
 }
@@ -1848,6 +1847,9 @@ button.sf-dropdown-toggle:focus {
     display:inline-block;
     width:calc(100% - 42px);
 }
+.select2-container .select2-selection__rendered {
+    line-height:1.5;
+}
 /**** custom magnificPopup ****/
 .mfp-bottom-bar {
     position:relative;
diff --git a/static/scripts/common.js b/static/scripts/common.js
index 6ccc6619d0..48ef5e44dc 100644
--- a/static/scripts/common.js
+++ b/static/scripts/common.js
@@ -759,12 +759,6 @@ define([
 
                 // format items shown in the drop-down menu
                 templateResult: function(item) {
-                    // show 'searching' tip
-                    // item: {disabled: true, loading: true, text: "Searching..."}
-                    if (item.loading) {
-                        return item.text;
-                    }
-
                     if (item.avatar_url) {
                         return '<img src="' + item.avatar_url + '" width="32" height="32" class="avatar vam"><span class="text ellipsis vam">' + _this.HTMLescape(item.name) + '<br />' + _this.HTMLescape(item.contact_email) + '</span>';
                     } else {