diff --git a/src/services/MarkdownRenderer.ts b/src/services/MarkdownRenderer.ts
index f551f84c..9276a096 100644
--- a/src/services/MarkdownRenderer.ts
+++ b/src/services/MarkdownRenderer.ts
@@ -46,7 +46,7 @@ export class MarkdownRenderer {
   }
 
   static getTextBeforeHading(md: string, heading: string): string {
-    const headingLinePos = md.search(new RegExp(`^##?\s+${heading}`, 'm'));
+    const headingLinePos = md.search(new RegExp(`^##?\\s+${heading}`, 'm'));
     if (headingLinePos > -1) {
       return md.substring(0, headingLinePos);
     }
diff --git a/src/services/MenuBuilder.ts b/src/services/MenuBuilder.ts
index c5305d58..f61f6189 100644
--- a/src/services/MenuBuilder.ts
+++ b/src/services/MenuBuilder.ts
@@ -66,6 +66,13 @@ export class MenuBuilder {
     const renderer = new MarkdownRenderer(options);
     const headings = renderer.extractHeadings(description || '');
 
+    if (headings.length && parent && parent.description) {
+      parent.description = MarkdownRenderer.getTextBeforeHading(
+        parent.description,
+        headings[0].name,
+      );
+    }
+
     const mapHeadingsDeep = (_parent, items, depth = 1) =>
       items.map(heading => {
         const group = new GroupModel('section', heading, _parent);