diff --git a/app/assets/stylesheets/common/base/group.scss b/app/assets/stylesheets/common/base/group.scss
index d5701b9ce26..013acd086c2 100644
--- a/app/assets/stylesheets/common/base/group.scss
+++ b/app/assets/stylesheets/common/base/group.scss
@@ -160,6 +160,10 @@ table.group-members {
 }
 
 .group-add-members {
+  .ac-wrap {
+    overflow: hidden;
+  }
+
   .group-add-members-make-owner {
     label {
       display: inline;