diff --git a/src/components/admin/ChaptersEditor.tsx b/src/components/admin/ChaptersEditor.tsx
index 8d9eb69..27c4ed6 100644
--- a/src/components/admin/ChaptersEditor.tsx
+++ b/src/components/admin/ChaptersEditor.tsx
@@ -1,4 +1,4 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
@@ -21,6 +21,15 @@ export function ChaptersEditor({ chapters, onChange, className = '' }: ChaptersE
     chapters.length > 0 ? chapters : [{ time: 0, title: '' }]
   );
 
+  // Sync internal state when prop changes (e.g., when switching between lessons)
+  useEffect(() => {
+    if (chapters.length > 0) {
+      setChaptersList(chapters);
+    } else {
+      setChaptersList([{ time: 0, title: '' }]);
+    }
+  }, [chapters]);
+
   const updateTime = (index: number, value: string) => {
     const newChapters = [...chaptersList];
     const parts = value.split(':').map(Number);