diff --git a/src/tconstruct/blocks/logic/PartBuilderLogic.java b/src/tconstruct/blocks/logic/PartBuilderLogic.java
index ae643d325a7..07a7924ee50 100644
--- a/src/tconstruct/blocks/logic/PartBuilderLogic.java
+++ b/src/tconstruct/blocks/logic/PartBuilderLogic.java
@@ -61,6 +61,8 @@ public void tryBuildPart (int slotID)
             if (!craftedTop && inventory[0] != null)
             {
                 int value = PatternBuilder.instance.getPartValue(inventory[2]);
+                if (value == 0) /* hack to plug up future dups */
+                    value = 2;
                 IPattern item = (IPattern) inventory[0].getItem();
                 int cost = item != null ? item.getPatternCost(inventory[0]) : 0;
                 if (value > 0 && cost > 0)
diff --git a/src/tconstruct/common/TContent.java b/src/tconstruct/common/TContent.java
index cdce2a5151a..98665d5e3a8 100644
--- a/src/tconstruct/common/TContent.java
+++ b/src/tconstruct/common/TContent.java
@@ -1143,7 +1143,8 @@ void registerMaterials()
 
         TConstructRegistry.addBowstringMaterial(0, 2, new ItemStack(Item.silk), new ItemStack(bowstring, 1, 0), 1F, 1F, 1f); //String
         TConstructRegistry.addFletchingMaterial(0, 2, new ItemStack(Item.feather), new ItemStack(fletching, 1, 0), 100F, 0F, 0.05F); //Feather
-        TConstructRegistry.addFletchingMaterial(1, 2, new ItemStack(Block.leaves), new ItemStack(fletching, 1, 1), 75F, 0F, 0.2F); //Leaves
+        for (int i = 0; i < 4; i++ )
+            TConstructRegistry.addFletchingMaterial(1, 2, new ItemStack(Block.leaves, 1, i), new ItemStack(fletching, 1, 1), 75F, 0F, 0.2F); //All four vanialla Leaves
         TConstructRegistry.addFletchingMaterial(2, 2, new ItemStack(materials, 1, 1), new ItemStack(fletching, 1, 2), 100F, 0F, 0.12F); //Slime
         TConstructRegistry.addFletchingMaterial(3, 2, new ItemStack(materials, 1, 17), new ItemStack(fletching, 1, 3), 100F, 0F, 0.12F); //BlueSlime
 
@@ -2320,4 +2321,4 @@ public int getBurnTime(ItemStack fuel)
             return 26400;
         return 0;
     }
-}
\ No newline at end of file
+}