diff --git a/subfiles/README.md b/subfiles/README.md
index bc98ece9c4..22194b1303 100644
--- a/subfiles/README.md
+++ b/subfiles/README.md
@@ -78,6 +78,7 @@
   - [How many % of Mozilla's Root CAs are using Cloudflare?](cloudflared/mozilla_rootca.md)
   - [How many % of Open Data sites are using Cloudflare?](cloudflared/opendata.md)
   - [How many % of Privacy organizations are using Cloudflare?](cloudflared/privacy_organizations.md)
+  - [How many % of Computer security companies are using Cloudflare?](cloudflared/computer_security.md)
 - Name Servers on the Internet
   - [September 9 2021](nameservers/2021-09.md)
   - [December 24 2021](nameservers/2021-12.md)