diff --git a/src/components/ContentPreview/index.tsx b/src/components/ContentPreview/index.tsx
index 00d92eb..0059271 100644
--- a/src/components/ContentPreview/index.tsx
+++ b/src/components/ContentPreview/index.tsx
@@ -8,7 +8,7 @@ import {
 } from '@/lib/content-parser'
 import { extractEmojiInfosFromTags } from '@/lib/event'
 import { cn } from '@/lib/utils'
-import { Event } from 'nostr-tools'
+import { Event, kinds } from 'nostr-tools'
 import { useMemo } from 'react'
 import { useTranslation } from 'react-i18next'
 import { EmbeddedMentionText } from '../Embedded'
@@ -27,6 +27,8 @@ export default function ContentPreview({
   const nodes = useMemo(() => {
     if (!event) return [{ type: 'text', data: `[${t('Not found the note')}]` }]
 
+    if (event.kind === kinds.Highlights) return []
+
     return parseContent(event.content, [
       EmbeddedImageParser,
       EmbeddedVideoParser,
@@ -36,6 +38,14 @@ export default function ContentPreview({
     ])
   }, [event])
 
+  if (event?.kind === kinds.Highlights) {
+    return (
+      <div className={cn('pointer-events-none italic', className)} onClick={onClick}>
+        {event.content}
+      </div>
+    )
+  }
+
   const emojiInfos = extractEmojiInfosFromTags(event?.tags)
 
   return (
diff --git a/src/components/NotificationList/NotificationItem/ReactionNotification.tsx b/src/components/NotificationList/NotificationItem/ReactionNotification.tsx
index fc94260..84bb857 100644
--- a/src/components/NotificationList/NotificationItem/ReactionNotification.tsx
+++ b/src/components/NotificationList/NotificationItem/ReactionNotification.tsx
@@ -1,13 +1,13 @@
 import Image from '@/components/Image'
-import { ExtendedKind } from '@/constants'
 import { useFetchEvent } from '@/hooks'
+import { isSupportedKind } from '@/lib/event'
 import { toNote } from '@/lib/link'
 import { tagNameEquals } from '@/lib/tag'
 import { cn } from '@/lib/utils'
 import { useSecondaryPage } from '@/PageManager'
 import { useNostr } from '@/providers/NostrProvider'
 import { Heart } from 'lucide-react'
-import { Event, kinds } from 'nostr-tools'
+import { Event } from 'nostr-tools'
 import { useMemo } from 'react'
 import ContentPreview from '../../ContentPreview'
 import { FormattedTimestamp } from '../../FormattedTimestamp'
@@ -54,7 +54,7 @@ export function ReactionNotification({
     return notification.content
   }, [notification])
 
-  if (!event || !eventId || ![kinds.ShortTextNote, ExtendedKind.PICTURE].includes(event.kind)) {
+  if (!event || !eventId || !isSupportedKind(event.kind)) {
     return null
   }