diff --git a/secret_tunnel_network.myco b/secret_tunnel_network.myco
index 619502d..9dba2f8 100644
--- a/secret_tunnel_network.myco
+++ b/secret_tunnel_network.myco
@@ -1,4 +1,4 @@
-The Secret Tunnel Network is a secret network of tunnels connecting several locations, including the [[Omnifunctional Production Facility]]. As it is [[secret]], only OPF-side terminals are pictured in this manual.
+The Secret Tunnel Network is a secret network of [[tunnel|tunnels]] connecting several locations, including the [[Omnifunctional Production Facility]]. As it is [[secret]], only OPF-side terminals are pictured in this manual.
 
 <= Secret Tunnel Network/OPF