diff --git a/app/assets/javascripts/application.js.erb b/app/assets/javascripts/application.js.erb
index 382e37826..a58492b7b 100644
--- a/app/assets/javascripts/application.js.erb
+++ b/app/assets/javascripts/application.js.erb
@@ -322,7 +322,7 @@ const renderUserNamePopover = (url, fullName, email, html) => {
   return `<div class="user-name-popover-wrapper">
             <div class='col-xs-3'>
               <img
-                class='avatar'
+                class='avatar img-responsive'
                 src='${url}'
                 alt='thumb'>
             </div>