diff --git a/ee3_common/com/pahimar/ee3/core/handlers/EquivalencyHandler.java b/ee3_common/com/pahimar/ee3/core/handlers/EquivalencyHandler.java
index 14257ae2..fe3e62d3 100644
--- a/ee3_common/com/pahimar/ee3/core/handlers/EquivalencyHandler.java
+++ b/ee3_common/com/pahimar/ee3/core/handlers/EquivalencyHandler.java
@@ -233,6 +233,28 @@ public class EquivalencyHandler {
             return false;
         }
     }
+    
+    /* Ignores stack size for world transmutation */
+    public boolean areWorldEquivalent(Object obj1, Object obj2) {
+
+    	ItemStack first = GeneralHelper.convertObjectToItemStack(obj1);
+    	if(first == null) return false;
+    	ItemStack second = GeneralHelper.convertObjectToItemStack(obj1);
+    	if(second == null) return false;
+    	
+        if ((getEquivalencyList(first.itemID, first.getItemDamage()) != null) && (getEquivalencyList(second.itemID, second.getItemDamage()) != null)) {
+            if ((first.itemID == second.itemID) && (first.getItemDamage() == second.getItemDamage())) {
+                return true;
+            }
+            else {
+                return (getEquivalencyList(first.itemID, first.getItemDamage()).equals(getEquivalencyList(second.itemID, second.getItemDamage())));
+            }
+        }
+        else {
+            return false;
+        }
+    }
+
 
     public void debug() {
 
diff --git a/ee3_common/com/pahimar/ee3/core/handlers/WorldTransmutationHandler.java b/ee3_common/com/pahimar/ee3/core/handlers/WorldTransmutationHandler.java
index e41ed441..9d1943a8 100644
--- a/ee3_common/com/pahimar/ee3/core/handlers/WorldTransmutationHandler.java
+++ b/ee3_common/com/pahimar/ee3/core/handlers/WorldTransmutationHandler.java
@@ -128,7 +128,7 @@ public class WorldTransmutationHandler {
         ItemStack targetStack = new ItemStack(event.targetID, 1, event.targetMeta);
 
         if (!worldStack.isItemEqual(targetStack)) {
-            if (EquivalencyHandler.instance().areEquivalent(worldStack, targetStack)) {
+            if (EquivalencyHandler.instance().areWorldEquivalent(worldStack, targetStack)) {
                 if (event.itemStack.getItemDamage() < event.itemStack.getMaxDamage()) {
                     result = TransmutationHelper.transmuteInWorld(event.world, event.player, event.player.getCurrentEquippedItem(), event.x, event.y, event.z, event.targetID, event.targetMeta);
                 }