diff -r 74cd59113b43 -r 9588d737efe0 core/smn_player.cpp
--- a/core/smn_player.cpp	Sat Dec 01 13:41:00 2012 -0500
+++ b/core/smn_player.cpp	Sun Dec 02 11:03:27 2012 -0500
@@ -66,6 +66,22 @@
 	return g_Players.MaxClients();
 }
 
+static cell_t sm_GetMaxHumanPlayers(IPluginContext *pCtx, const cell_t *params)
+{
+	int maxHumans = -1;
+
+#if SOURCE_ENGINE >= SE_LEFT4DEAD
+	maxHumans = serverClients->GetMaxHumanPlayers();
+#endif
+
+	if( maxHumans == -1 )
+	{
+		return g_Players.MaxClients();
+	}
+	
+	return maxHumans;
+}
+
 static cell_t sm_GetClientName(IPluginContext *pCtx, const cell_t *params)
 {
 	int index = params[1];
@@ -1634,6 +1650,7 @@
 	{"GetClientTeam",			GetClientTeam},
 	{"GetClientUserId",			GetClientUserId},
 	{"GetMaxClients",			sm_GetMaxClients},
+	{"GetMaxHumanPlayers",		sm_GetMaxHumanPlayers},
 	{"GetUserAdmin",			GetUserAdmin},
 	{"GetUserFlagBits",			GetUserFlagBits},
 	{"IsClientAuthorized",		sm_IsClientAuthorized},