diff --git a/src/util.ts b/src/util.ts
index ddf25f7..19e8719 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -5,7 +5,7 @@ export function postProcessMarkdown(md: string): string {
 }
 
 export function sanitize(str: string): string {
-  return (str || '').replace(/[/\\:*?"<>|]/g, ' ').replace(/\s+/g, ' ').trim().slice(0, 60);
+  return (str || '').replace(/[/\\:*?"<>|#^\[\]]/g, ' ').replace(/\s+/g, ' ').trim().slice(0, 60);
 }
 
 // Guard for URLs we fetch on behalf of the client (covers, thumbnails): only
diff --git a/tests/util.test.ts b/tests/util.test.ts
index aa69f57..d893c39 100644
--- a/tests/util.test.ts
+++ b/tests/util.test.ts
@@ -31,6 +31,11 @@ describe('sanitize', () => {
   test('returns empty string for undefined input', () => {
     expect(sanitize(undefined as any)).toBe('');
   });
+  test('strips Obsidian-reserved chars [ ] # ^ common in video titles', () => {
+    expect(sanitize('[Official Video] Song')).toBe('Official Video Song');
+    expect(sanitize('C# tutorial')).toBe('C tutorial');
+    expect(sanitize('Video [4K] ^best^')).toBe('Video 4K best');
+  });
 });
 
 describe('extractVideoId', () => {