diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/stones/StoneOfAugmentation.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/stones/StoneOfAugmentation.java
index 40ece9e22..4c6bcea04 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/stones/StoneOfAugmentation.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/items/stones/StoneOfAugmentation.java
@@ -64,6 +64,11 @@ public class StoneOfAugmentation extends InventoryStone {
 		ScrollOfUpgrade.upgrade(curUser);
 	}
 	
+	@Override
+	public int price() {
+		return 30 * quantity;
+	}
+	
 	public class WndAugment extends Window {
 		
 		private static final int WIDTH			= 120;