diff --git a/src/main/java/net/minecraft/item/crafting/FurnaceRecipes.java b/src/main/java/net/minecraft/item/crafting/FurnaceRecipes.java
index 2dc87e1..8d54f65 100644
--- a/src/main/java/net/minecraft/item/crafting/FurnaceRecipes.java
+++ b/src/main/java/net/minecraft/item/crafting/FurnaceRecipes.java
@@ -1,9 +1,13 @@
 package net.minecraft.item.crafting;
 
+import gnu.trove.map.TIntObjectMap;
+import gnu.trove.map.hash.TIntObjectHashMap;
+
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Map.Entry;
+
 import net.minecraft.block.Block;
 import net.minecraft.init.Blocks;
 import net.minecraft.init.Items;
@@ -14,8 +18,18 @@
 public class FurnaceRecipes
 {
 	private static final FurnaceRecipes smeltingBase = new FurnaceRecipes();
-	private Map smeltingList = new HashMap();
+	private Map smeltingList = new HashMap()
+	{
+		public Object put(Object o1, Object o2)
+		{
+			ItemStack input = (ItemStack) o1;
+			ItemStack output = (ItemStack) o2;
+			fastMap.put((Item.getIdFromItem(input.getItem()) << 16) | (input.getItemDamage() & 0xFFFF), output);
+			return super.put(o1, o2);
+		}
+	};
 	private Map experienceList = new HashMap();
+	private TIntObjectMap<ItemStack> fastMap = new TIntObjectHashMap<ItemStack>();
 	private static final String __OBFID = "CL_00000085";
 
 	public static FurnaceRecipes smelting()
@@ -78,6 +92,12 @@
 
 	public ItemStack getSmeltingResult(ItemStack p_151395_1_)
 	{
+		int idPart = Item.getIdFromItem(p_151395_1_.getItem()) << 16;
+		ItemStack ret = fastMap.get(idPart | (p_151395_1_.getItemDamage() & 0xFFFF));
+		if(ret == null)
+			ret = fastMap.get(idPart | 32767);
+		return ret;
+		/*
 		Iterator iterator = this.smeltingList.entrySet().iterator();
 		Entry entry;
 
@@ -93,6 +113,7 @@
 		while (!this.func_151397_a(p_151395_1_, (ItemStack)entry.getKey()));
 
 		return (ItemStack)entry.getValue();
+		*/
 	}
 
 	private boolean func_151397_a(ItemStack p_151397_1_, ItemStack p_151397_2_)
@@ -126,4 +147,14 @@
 
 		return ((Float)entry.getValue()).floatValue();
 	}
+	
+	public void remap()
+	{
+		Map<ItemStack, ItemStack> map = (Map<ItemStack, ItemStack>)smeltingList;
+		for(Entry<ItemStack, ItemStack> ent : map.entrySet())
+		{
+			ItemStack input = ent.getKey();
+			fastMap.put((Item.getIdFromItem(input.getItem()) << 16) | (input.getItemDamage() & 0xFFFF), ent.getValue());
+		}
+	}
 }
\ No newline at end of file
diff --git a/src/main/java/org/ultramine/server/UltramineServerModContainer.java b/src/main/java/org/ultramine/server/UltramineServerModContainer.java
index 2002b44..3da731f 100644
--- a/src/main/java/org/ultramine/server/UltramineServerModContainer.java
+++ b/src/main/java/org/ultramine/server/UltramineServerModContainer.java
@@ -5,6 +5,7 @@
 import java.util.Map;
 
 import net.minecraft.command.CommandHandler;
+import net.minecraft.item.crafting.FurnaceRecipes;
 import net.minecraft.server.MinecraftServer;
 import net.minecraftforge.common.MinecraftForge;
 
@@ -18,6 +19,7 @@
 import cpw.mods.fml.common.ModMetadata;
 import cpw.mods.fml.common.event.FMLConstructionEvent;
 import cpw.mods.fml.common.event.FMLInitializationEvent;
+import cpw.mods.fml.common.event.FMLModIdMappingEvent;
 import cpw.mods.fml.common.event.FMLPostInitializationEvent;
 import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.common.event.FMLServerAboutToStartEvent;
@@ -144,6 +146,12 @@
 			buttonCommand.unload();
 	}
 	
+	@Subscribe
+	public void remap(FMLModIdMappingEvent e)
+	{
+		FurnaceRecipes.smelting().remap();
+	}
+	
 	@NetworkCheckHandler
 	public boolean networkCheck(Map<String,String> map, Side side)
 	{