diff --git a/docs/adblockvpnguide.md b/docs/adblockvpnguide.md
index c52ae1aff..345582fdf 100644
--- a/docs/adblockvpnguide.md
+++ b/docs/adblockvpnguide.md
@@ -392,7 +392,7 @@
 * [Free Proxy](https://freeproxy.win/), [2](https://proxysite.one/)
 * [ProxyOf2](https://proxyof2.com/)
 * [Phantom](https://phantom.lol/)
-* [Velocity](https://velocity.radon.games/) / [GitHub](https://github.com/cohenerickson/Velocity)
+* [Velocity] (internal server error ) / [GitHub](https://github.com/cohenerickson/Velocity)
 * [Delusionz](https://delusionz.xyz/)
 * [PlainProxies](https://plainproxies.com/resources/free-web-proxy) / [Telegram](https://t.me/PlainProxies)
 * [Proxyium](https://proxyium.com/)
@@ -415,4 +415,4 @@
 * [Hi!Load VPN](https://t.me/hlvpnbot) - Censorship Resistant Proxies / 30GB per month / No Torrenting / [Support](https://t.me/highloadvpn)
 * [Hysteria](https://v2.hysteria.network/) - Anti-Censorship Client and Self-Hosted Server / [Telegram](https://t.me/hysteria_github) / [GitHub](https://github.com/apernet/hysteria) 
 * [Project X](https://github.com/XTLS/Xray-core) - Anti-Censorship Client and Self-Hosted Server / [Telegram](https://t.me/projectXray), [2](https://t.me/projectVless)
-* [sing-box](https://sing-box.sagernet.org/) - Anti-Censorship Client / [Telegram](https://t.me/yapug) ⁠/ [GitHub](https://github.com/SagerNet/sing-box)
\ No newline at end of file
+* [sing-box](https://sing-box.sagernet.org/) - Anti-Censorship Client / [Telegram](https://t.me/yapug) ⁠/ [GitHub](https://github.com/SagerNet/sing-box)