diff --git a/app/templates/views/guidance/branding-and-customisation.html b/app/templates/views/guidance/branding-and-customisation.html
index 69415d25d..865b1cb78 100644
--- a/app/templates/views/guidance/branding-and-customisation.html
+++ b/app/templates/views/guidance/branding-and-customisation.html
@@ -26,7 +26,7 @@
   <p>To change your email branding:</p>
 
   <ol class="list list-number">
-    <li><a href="{{ url_for('.register') }}">Sign in to Notify</a>.</li>
+    <li><a href="{{ url_for('.sign_in') }}">Sign in to Notify</a>.</li>
     <li>Go to the <b class="govuk-!-font-weight-bold">Settings</b> page.</li>
     <li>In the <b class="govuk-!-font-weight-bold">Email settings</b> section, select <b class="govuk-!-font-weight-bold">Change</b> on the <b class="govuk-!-font-weight-bold">Email branding</b> row.</li>
   </ol>
@@ -38,7 +38,7 @@
   <p>To add a reply-to email address:</p>
 
   <ol class="list list-number">
-    <li><a href="{{ url_for('.register') }}">Sign in to Notify</a>.</li>
+    <li><a href="{{ url_for('.sign_in') }}">Sign in to Notify</a>.</li>
     <li>Go to the <b class="govuk-!-font-weight-bold">Settings</b> page.</li>
     <li>In the <b class="govuk-!-font-weight-bold">Email settings</b> section, select <b class="govuk-!-font-weight-bold">Manage</b> on the <b class="govuk-!-font-weight-bold">Reply-to email addresses</b> row.</li>
     <li>Select <b class="govuk-!-font-weight-bold">Add reply-to address</b>.</li>
@@ -51,7 +51,7 @@
   <p>To change the text message sender from the default of ‘GOVUK’:</p>
   
   <ol class="list list-number">
-    <li><a href="{{ url_for('.register') }}">Sign in to Notify</a>.</li>
+    <li><a href="{{ url_for('.sign_in') }}">Sign in to Notify</a>.</li>
     <li>Go to the <b class="govuk-!-font-weight-bold">Settings</b> page.</li>
     <li>In the <b class="govuk-!-font-weight-bold">Text message settings</b> section, select <b class="govuk-!-font-weight-bold">Manage</b> on the <b class="govuk-!-font-weight-bold">Text message senders</b> row.</li>
   
@@ -62,7 +62,7 @@
   <p>To add a logo to your letters:</p>
   
   <ol class="list list-number">
-    <li><a href="{{ url_for('.register') }}">Sign in to Notify</a>.</li>
+    <li><a href="{{ url_for('.sign_in') }}">Sign in to Notify</a>.</li>
     <li>Go to the <b class="govuk-!-font-weight-bold">Settings</b< page.</li>
     <li>In the <b class="govuk-!-font-weight-bold">Letter settings</b> section, select <b class="govuk-!-font-weight-bold">Change</b> on the <b class="govuk-!-font-weight-bold">Letter branding</b> row.</li>
   </ol>