diff --git a/Terraria/NetMessage.cs b/Terraria/NetMessage.cs
index a86d2043..fac4b420 100644
--- a/Terraria/NetMessage.cs
+++ b/Terraria/NetMessage.cs
@@ -71,6 +71,13 @@
             }
             ShankShock.showmotd(plr);
             ShankShock.showUpdateMinder(plr);
+            if (ShankShock.isAdmin(Main.player[plr].name))
+            {
+                if (!ShankShock.shownOneTimeInvasionMinder && ShankShock.infinateInvasion)
+                {
+                    ShankShock.sendMessage(plr, "You must run /invade to start the infinite invasion.", new float[] { 255, 0, 0 });
+                }
+            }
             if (ShankShock.permaPvp)
             {
                 Main.player[plr].hostile = true;
diff --git a/Terraria/ShankShock.cs b/Terraria/ShankShock.cs
index f1a1cb41..e84bdefd 100644
--- a/Terraria/ShankShock.cs
+++ b/Terraria/ShankShock.cs
@@ -24,6 +24,7 @@ namespace Terraria
         public static bool permaPvp = false;
         private static string saveDir = "./tshock/";
         public static int killCount = 0;
+        public static bool shownOneTimeInvasionMinder = false;
 
         public static string tileWhitelist = "";
         private static bool banTnt = false;