diff --git a/resources/js/singles/sommaire.ts b/resources/js/singles/sommaire.ts
index 9a4212c..4d4f763 100644
--- a/resources/js/singles/sommaire.ts
+++ b/resources/js/singles/sommaire.ts
@@ -4,3 +4,16 @@ export function handleSmoothScrollToTitle(targetId: string): void {
 
   targetElement.scrollIntoView({ behavior: 'smooth' });
 }
+export function injectIdToNativeTitles(): void {
+  const titles = document.querySelectorAll('.content-area h2, .content-area h3');
+  titles.forEach((title) => {
+    const titleText = title.textContent || '';
+    const slug = titleText
+      .toLowerCase()
+      .normalize('NFD')
+      .replace(/[\u0300-\u036f]/g, '')
+      .replace(/\s+/g, '-')
+      .replace(/[^\w-]+/g, '');
+    title.setAttribute('id', slug);
+  });
+}