diff --git a/Setup/Providers/ProtonVPN.md b/Setup/Providers/ProtonVPN.md
index 54ee92d..e09b9d8 100644
--- a/Setup/Providers/ProtonVPN.md
+++ b/Setup/Providers/ProtonVPN.md
@@ -23,7 +23,7 @@ services:
 ## Required environment variables
 
 - `VPN_SERVICE_PROVIDER=protonvpn`
-- `OPENVPN_USER` is your **OPENVPN specific** username
+- `OPENVPN_USER` is your **OPENVPN specific** username. Find it at [account.proton.me/u/0/vpn/OpenVpnIKEv2](https://account.proton.me/u/0/vpn/OpenVpnIKEv2).
 - `OPENVPN_PASSWORD`
 
 ## Optional environment variables