diff --git a/readme/ko.md b/readme/ko.md
index 7c3b6133..dbb35f07 100644
--- a/readme/ko.md
+++ b/readme/ko.md
@@ -88,8 +88,7 @@
 
 
 **추가 정보**
-* [Myth Catalog](../subfiles/myth_catalog.md)
-* [How many % of top 1,000 most visited sites(2010) are using Cloudflare today?](../subfiles/google_ad_planner_top_1000_sites.md)
+* [deCloudflare Subfiles](../subfiles/README.md)
 * [The Great Cloudwall](../pdf/2019-Jeff_Cliff_Book1.txt), [Mr. Jeff Cliff](https://shitposter.club/users/jeffcliff)
   * 다운로드: [PDF](../pdf/2019-The_Great_Cloudwall.pdf), [ePUB](../pdf/2019-Jeff_Cliff_The_Great_Cloudwall.epub)
   * CC0 자료의 저작권 침해로 인해 BookRix GmbH가 원본 eBook (ePUB)을 삭제했습니다.
@@ -98,7 +97,6 @@
   * 티켓이 너무 많이 파손되었습니다.
   * [Tor 프로젝트에 의해 삭제되었습니다.](https://lists.torproject.org/pipermail/anti-censorship-team/2020-May/000098.html) [티켓 34175를 참조하십시오.](https://trac.torproject.org/projects/tor/ticket/34175)
   * [마지막 보관 티켓 24351.](https://web.archive.org/web/20200301013104/https://trac.torproject.org/projects/tor/ticket/24351)
-* [Shared on Mastodon](../subfiles/shared_on_mastodon.md), [Shared on Twitter](../subfiles/shared_on_twitter.md)
 * [Cloudflare Watch](http://www.crimeflare.org:82/)
 * [Criticism and controversies](https://en.wikipedia.org/wiki/Cloudflare#Criticism_and_controversies), Wikipedia