diff --git a/instructions.md b/instructions.md
index 9ebd1d7b7..fd3d5217b 100644
--- a/instructions.md
+++ b/instructions.md
@@ -10,7 +10,7 @@
 | /domain/cloudflare_x.txt     | Split files (base domain)     |
 | ex_cloudflare_users.txt     | Domains which used Cloudflare in the past, not anymore     |
 | cloudflare_addedbyfqdn.txt     | Historical data (e.g. example.com was added because xyz.example.com is cloudflared     |
-| cloudflare_supporter.txt | who is using Cloudflare or endorsing Cloudflare |
+| cloudflare_supporter.txt | who is using Cloudflare or endorsing Cloudflare. (URL only) |
 
 
 **Cloudflare Corporation** | [**List Directory**](cloudflare_inc/)