diff --git a/EduNetworkBuilder/NB.cs b/EduNetworkBuilder/NB.cs
index c988388..9cc2088 100644
--- a/EduNetworkBuilder/NB.cs
+++ b/EduNetworkBuilder/NB.cs
@@ -54,7 +54,7 @@ namespace EduNetworkBuilder
     public enum AnimationName { Spark1, Fire1, Smoke1, Explo1, Lightning1 }
     public enum ContextTest {  ping, arp, traceroute }
     public enum NetTestVerbosity { none, basic, hints, full }
-    public enum LBContents { routes, messages, dhcp, puzzles }
+    public enum LBContents { routes, messages, dhcp, puzzles, regressiontest }
     public enum HelpTopics { 
         None, DHCP, DHCPServer, Firewall, Gateway, Help, IPAddress, Link, Subnet, Ping,
         VPN, Hub, Switch, ARP, StaticRoute, Subnetting, WhenToSubnet, ComparingAddresses, MACAddress,