diff --git a/src/components/post_status_form/post_status_form.js b/src/components/post_status_form/post_status_form.js
index a8b4d39c..c0970263 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 PostStatusForm = {
   computed: {
     candidates () {
       if (this.textAtCaret.charAt(0) === '@') {
-        const matchedUsers = filter(this.users, (user) => (user.name + user.screen_name).match(this.textAtCaret.slice(1)))
+        const matchedUsers = filter(this.users, (user) => (String(user.name + user.screen_name)).match(this.textAtCaret.slice(1)))
         if (matchedUsers.length <= 0) {
           return false
         }