diff --git a/src/main/java/org/ultramine/server/util/ItemStackHashSet.java b/src/main/java/org/ultramine/server/util/ItemStackHashSet.java
index 2760a6a..956e9ab 100644
--- a/src/main/java/org/ultramine/server/util/ItemStackHashSet.java
+++ b/src/main/java/org/ultramine/server/util/ItemStackHashSet.java
@@ -78,12 +78,12 @@
 	
 	public boolean contains(Block block, int meta)
 	{
-		return contains(Block.getIdFromBlock(block));
+		return contains(Block.getIdFromBlock(block), meta);
 	}
 	
 	public boolean contains(Item item, int meta)
 	{
-		return contains(Item.getIdFromItem(item));
+		return contains(Item.getIdFromItem(item), meta);
 	}
 	
 	@Override