diff --git a/packages/govuk-frontend-review/src/common/nunjucks/filters/highlight.mjs b/packages/govuk-frontend-review/src/common/nunjucks/filters/highlight.mjs
index cd4ba3dab9..89bb97eef9 100644
--- a/packages/govuk-frontend-review/src/common/nunjucks/filters/highlight.mjs
+++ b/packages/govuk-frontend-review/src/common/nunjucks/filters/highlight.mjs
@@ -8,6 +8,5 @@ import hljs from 'highlight.js'
  * @returns {string} Code with syntax highlighting
  */
 export function highlight(code, language) {
-  return hljs.highlight(code.trim(), { language: language || 'plaintext' })
-    .value
+  return hljs.highlight(code, { language: language || 'plaintext' }).value
 }
diff --git a/packages/govuk-frontend-review/src/common/nunjucks/globals/get-html-code.mjs b/packages/govuk-frontend-review/src/common/nunjucks/globals/get-html-code.mjs
index 1357727838..137cca4da5 100644
--- a/packages/govuk-frontend-review/src/common/nunjucks/globals/get-html-code.mjs
+++ b/packages/govuk-frontend-review/src/common/nunjucks/globals/get-html-code.mjs
@@ -1,5 +1,4 @@
 import { render } from '@govuk-frontend/lib/components'
-import beautify from 'js-beautify'
 
 /**
  * Component HTML code (formatted)
@@ -10,20 +9,7 @@ import beautify from 'js-beautify'
  * @returns {string} HTML rendered by the component
  */
 export function getHTMLCode(componentName, options) {
-  const html = render(componentName, { ...options, env: this.env })
-
-  // Default beautify options
-  const beautifyOptions = beautify.html.defaultOptions()
-
-  return beautify.html(html, {
-    indent_size: 2,
-    // Ensure nested labels in headings are indented properly
-    inline: beautifyOptions.inline.filter((tag) => !['label'].includes(tag)),
-    // Remove blank lines
-    max_preserve_newlines: 0,
-    // Ensure attribute wrapping in header SVG is preserved
-    wrap_attributes: 'preserve'
-  })
+  return render(componentName, { ...options, env: this.env })
 }
 
 /**