diff --git a/background.html b/background.html
index 91db7182421..182951353a2 100644
--- a/background.html
+++ b/background.html
@@ -644,7 +644,7 @@ <h4 class='section-toggle section-toggle-visible'>Register a new account</h4>
           <!-- Profile -->
           <div class='page'>
             <div class='display-name-input'>
-              <div class='input-header'>Enter your public display name (alphanumeric characters and underscores only)</div>
+              <div class='input-header'>Enter your public display name</div>
               <input class='form-control' type='text' id='display-name' placeholder='Display Name' autocomplete='off' spellcheck='false' maxlength='25'>
             </div>
             <div class='password-inputs'>