diff --git a/src/main/java/com/cricketcraft/chisel/Chisel.java b/src/main/java/com/cricketcraft/chisel/Chisel.java
index 0f248f5d..6a9ea1f3 100644
--- a/src/main/java/com/cricketcraft/chisel/Chisel.java
+++ b/src/main/java/com/cricketcraft/chisel/Chisel.java
@@ -4,8 +4,10 @@ import java.io.File;
 import java.util.logging.Level;
 
 import net.minecraft.block.Block;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.item.Item;
+import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.util.ChatComponentText;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.common.config.Configuration;
@@ -205,7 +207,11 @@ public class Chisel {
 	public void thankYou(EntityJoinWorldEvent event){
 		if(!event.world.isRemote && event.entity instanceof EntityPlayerMP){
 			EntityPlayerMP player = (EntityPlayerMP) event.entity;
-			player.addChatMessage(new ChatComponentText("Thank you for half a million downloads! - The Chisel Team"));
+			if(player.getEntityData().getCompoundTag(EntityPlayer.PERSISTED_NBT_TAG).getBoolean("thanked")){
+				NBTTagCompound tag = player.getEntityData().getCompoundTag(EntityPlayer.PERSISTED_NBT_TAG);
+				tag.setBoolean("thanked", true);
+				player.addChatMessage(new ChatComponentText("Thank you for half a million downloads! - The Chisel Team"));
+			}
 		}
 	}
 }