diff --git a/src/confirmation/template.html b/src/confirmation/template.html
index d3c19c0..f0b20ca 100644
--- a/src/confirmation/template.html
+++ b/src/confirmation/template.html
@@ -1,4 +1,4 @@
-<div class="nhsuk-panel">
+<div class="nhsuk-panel nhsuk-u-reading-width">
   <h2 class="nhsuk-heading-s">Thank you for your feedback.</h2>
   <p>We do not check feedback every day and cannot respond to comments.</p>
   <p>Find out how to <a href="/contact-us/">contact the NHS</a> if you need to speak to someone.</p>
diff --git a/src/satisfied/template.html b/src/satisfied/template.html
index e0fadc9..eaa1cbf 100644
--- a/src/satisfied/template.html
+++ b/src/satisfied/template.html
@@ -1,4 +1,4 @@
-<div class="nhsuk-panel">
+<div class="nhsuk-panel nhsuk-u-reading-width">
   <h2 class="nhsuk-heading-s">Did this information help you?</h2>
   <button class="nhsuk-button nhsuk-button--secondary nhsuk-u-margin-right-4 nhsuk-u-margin-bottom-0 nhsuk-user-feedback-form--yes">
     Yes
diff --git a/src/text-comments/template.html b/src/text-comments/template.html
index a8e1e10..df848db 100644
--- a/src/text-comments/template.html
+++ b/src/text-comments/template.html
@@ -1,4 +1,4 @@
-<div class="nhsuk-panel">
+<div class="nhsuk-panel nhsuk-u-reading-width">
   <div class="nhsuk-form-group">
     <div style="display:flex; justify-content:space-between; align-items:flex-start;">
       <label class="nhsuk-heading-s" for="more-detail">