diff --git a/collections/system_administrators/system_administrators.md b/collections/system_administrators/system_administrators.md
index 94872c2..5925d74 100644
--- a/collections/system_administrators/system_administrators.md
+++ b/collections/system_administrators/system_administrators.md
@@ -12,7 +12,7 @@ For complementary information on ThreeFold grid and its cloud component, refer t
       - [SSH with PuTTY](ssh_putty.md)
       - [SSH with WSL](ssh_wsl.md)
       - [WireGuard Access](ssh_wireguard.md)
-  - [Remote Desktop and GUI](remote-desktop_gui.md)
+  - [Remote Desktop and GUI](remote_desktop_gui.md)
       - [Cockpit: a Web-based Interface for Servers](cockpit_guide.md)
       - [XRDP: an Open-Source Remote Desktop Protocol](xrdp_guide.md)
       - [Apache Guacamole: a Clientless Remote Desktop Gateway](guacamole_guide.md)