diff --git a/src/main/java/cpw/mods/ironchest/ChestChangerType.java b/src/main/java/cpw/mods/ironchest/ChestChangerType.java
index e6c6dc7..ba3ce49 100755
--- a/src/main/java/cpw/mods/ironchest/ChestChangerType.java
+++ b/src/main/java/cpw/mods/ironchest/ChestChangerType.java
@@ -75,7 +75,7 @@ public enum ChestChangerType {
             {
                 Object targetMaterial = IronChestType.translateOreName(targetMat);
                 Object sourceMaterial = IronChestType.translateOreName(sourceMat);
-                IronChestType.addRecipe(new ItemStack(item), recipe, 'm', targetMaterial, 's', sourceMaterial, 'G', Blocks.glass, 'O', Blocks.obsidian);
+                IronChestType.addRecipe(new ItemStack(item), recipe, 'm', targetMaterial, 's', sourceMaterial, 'G', "blockGlass", 'O', Blocks.obsidian);
             }
         }
     }