diff --git a/app/templates/views/features/text-messages.html b/app/templates/views/features/text-messages.html
index 46fa543dc..a15f7e864 100644
--- a/app/templates/views/features/text-messages.html
+++ b/app/templates/views/features/text-messages.html
@@ -21,12 +21,12 @@
     <li>send and schedule bulk messages</li></ul>
   <p>You can also <a href="{{ url_for('.documentation') }}">integrate with our API</a> to send text messages automatically.<p>
 
-  <h3 class="heading heading-small">Receive text messages</h3>
+  <h3 class="heading heading-small" id="receive">Receive text messages</h3>
   <p>Let people send messages to your service or reply to your texts.</p>
   <p>You can see and reply to the messages you receive when you sign in to Notify. If you’re using our API, you can set up your own automated processes to manage replies.</p>
   <p><a href="{{ url_for('.feedback', ticket_type='ask-question-give-feedback') }}">Contact us</a> to request a unique number for text message replies.</p>
 
-  <h3 class="heading heading-small">Show people who your texts are from</h3>
+  <h3 class="heading heading-small" id="sender">Show people who your texts are from</h3>
   <p>When you send a text message with Notify, the sender name tells people who it's from.</p>
   <p>You can change the text message sender name from the default of ‘GOVUK’ in your service settings.</p>