From 64a018a6e0d523b6ea6c00c48def332ba2acd2f1 Mon Sep 17 00:00:00 2001
From: Raoul Van den Berge <raoulvdberge@gmail.com>
Date: Tue, 17 May 2016 15:16:05 +0200
Subject: [PATCH] Revert

---
 src/main/java/refinedstorage/item/ItemUpgrade.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/refinedstorage/item/ItemUpgrade.java b/src/main/java/refinedstorage/item/ItemUpgrade.java
index 7557796c6..0872ecbf1 100755
--- a/src/main/java/refinedstorage/item/ItemUpgrade.java
+++ b/src/main/java/refinedstorage/item/ItemUpgrade.java
@@ -16,6 +16,7 @@ public class ItemUpgrade extends ItemBase {
 
         setHasSubtypes(true);
         setMaxDamage(0);
+        setMaxStackSize(1);
     }
 
     @Override