diff --git a/lms/templates/register.html b/lms/templates/register.html
index fcaffc4e69..5cc1f4906b 100644
--- a/lms/templates/register.html
+++ b/lms/templates/register.html
@@ -159,16 +159,16 @@
 
           <li class="field required text" id="field-username">
             <label for="username">${_('Public Username')}</label>
-            <input id="username" type="text" name="username" value="${extauth_username}" placeholder="${_('example: JaneDoe')}" required aria-required="true" />
-            <span class="tip tip-input">${_('Will be shown in any discussions or forums you participate in')}</span>
+            <input id="username" type="text" name="username" value="${extauth_username}" placeholder="${_('example: JaneDoe')}" required aria-required="true" aria-describedby="username-tip" />
+            <span class="tip tip-input" id="id="username-tip"">${_('Will be shown in any discussions or forums you participate in')}</span>
           </li>
 
           % if ask_for_fullname:
 
           <li class="field required text" id="field-name">
             <label for="name">${_('Full Name')}</label>
-            <input id="name" type="text" name="name" value="" placeholder="$_('example: Jane Doe')}" />
-            <span class="tip tip-input">${_("Needed for any certificates you may earn <strong>(cannot be changed later)</strong>")}</span>
+            <input id="name" type="text" name="name" value="" placeholder="$_('example: Jane Doe')}" aria-describedby="name-tip" />
+            <span class="tip tip-input" id="name-tip">${_("Needed for any certificates you may earn <strong>(cannot be changed later)</strong>")}</span>
           </li>
 
           % endif