1 files changed, 4 insertions, 1 deletions
diff --git a/app/assets/javascripts/content_editor/extensions/code_block_highlight.js b/app/assets/javascripts/content_editor/extensions/code_block_highlight.js
index 61f6a233694..edf8b3d3a0b 100644
--- a/app/assets/javascripts/content_editor/extensions/code_block_highlight.js
+++ b/app/assets/javascripts/content_editor/extensions/code_block_highlight.js
@@ -42,11 +42,14 @@ export default CodeBlockLowlight.extend({
   },
   parseHTML() {
     return [
-      ...(this.parent?.() || []),
       {
         tag: 'div.markdown-code-block',
         skip: true,
       },
+      {
+        tag: 'pre.js-syntax-highlight',
+        preserveWhitespace: 'full',
+      },
     ];
   },
   renderHTML({ HTMLAttributes }) {