diff --git a/src/components/post_status_form/post_status_form.js b/src/components/post_status_form/post_status_form.js
index 650a9264f9..6d70bd6a57 100644
--- a/src/components/post_status_form/post_status_form.js
+++ b/src/components/post_status_form/post_status_form.js
@@ -49,7 +49,7 @@ const defaultCollection = {
   menuContainer: document.body,
 
   // column to search against in the object (accepts function or string)
-  lookup: 'name',
+  lookup: ({name, screen_name}) => `${name} (@${screen_name})`,
 
   // column that contains the content to insert by default
   fillAttr: 'screen_name',