diff --git a/Spigot-API-Patches/ItemStack-API-additions-for-quantity-flags-lore.patch b/Spigot-API-Patches/ItemStack-API-additions-for-quantity-flags-lore.patch
index 624e83ccf..92246d234 100644
--- a/Spigot-API-Patches/ItemStack-API-additions-for-quantity-flags-lore.patch
+++ b/Spigot-API-Patches/ItemStack-API-additions-for-quantity-flags-lore.patch
@@ -5,7 +5,7 @@ Subject: [PATCH] ItemStack API additions for quantity/flags/lore
 
 
 diff --git a/src/main/java/org/bukkit/inventory/ItemStack.java b/src/main/java/org/bukkit/inventory/ItemStack.java
-index 82240129..bfd6307f 100644
+index 82240129..574cdf3b 100644
 --- a/src/main/java/org/bukkit/inventory/ItemStack.java
 +++ b/src/main/java/org/bukkit/inventory/ItemStack.java
 @@ -0,0 +0,0 @@ package org.bukkit.inventory;
@@ -85,7 +85,7 @@ index 82240129..bfd6307f 100644
 +     * @return The same item (not a clone)
 +     */
 +    public ItemStack subtract(int qty) {
-+        setAmount(Math.max(0, getAmount() + qty));
++        setAmount(Math.max(0, getAmount() - qty));
 +        return this;
 +    }
 +