diff --git a/pom.xml b/pom.xml
index fe0448b..5ce5bd7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -81,9 +81,9 @@
 
     <distributionManagement>
         <repository>
-            <id>bintray-theneweconomy-java</id>
-            <name>theneweconomy-java</name>
-            <url>https://api.bintray.com/maven/theneweconomy/java/TheNewItemLibrary/;publish=1</url>
+            <id>github</id>
+            <name>GitHub TheNewEconomy Apache Maven Packages</name>
+            <url>https://maven.pkg.github.com/TheNewEconomy/TheNewItemLibrary</url>
         </repository>
     </distributionManagement>
 </project>
\ No newline at end of file
diff --git a/src/net/tnemc/item/ItemCalculations.java b/src/net/tnemc/item/ItemCalculations.java
index d244325..4763187 100644
--- a/src/net/tnemc/item/ItemCalculations.java
+++ b/src/net/tnemc/item/ItemCalculations.java
@@ -3,18 +3,18 @@
 import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.block.ShulkerBox;
-import org.bukkit.enchantments.Enchantment;
 import org.bukkit.entity.HumanEntity;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.PlayerInventory;
 import org.bukkit.inventory.meta.BlockStateMeta;
-import org.bukkit.inventory.meta.BookMeta;
 import org.bukkit.inventory.meta.ItemMeta;
 import org.bukkit.plugin.java.JavaPlugin;
 
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.Map;
+import java.util.Objects;
 
 /**
  * The New Economy Minecraft Server Plugin
@@ -100,7 +100,7 @@ public static void giveItems(JavaPlugin plugin, Collection<ItemStack> items, Inv
    * @return The remaining amount of items to remove.
    */
   public static int removeItem(ItemStack stack, Inventory inventory) {
-    int left = stack.getAmount();
+    int left = stack.clone().getAmount();
 
     for(int i = 0; i < inventory.getStorageContents().length; i++) {
       if(left <= 0) break;
diff --git a/src/net/tnemc/item/SerialItem.java b/src/net/tnemc/item/SerialItem.java
index bb62100..e006c2b 100644
--- a/src/net/tnemc/item/SerialItem.java
+++ b/src/net/tnemc/item/SerialItem.java
@@ -275,6 +275,10 @@ public String serialize() {
     return toJSON().toJSONString();
   }
 
+  public static String serialize(ItemStack stack) {
+    return new SerialItem(stack).serialize();
+  }
+
   public static SerialItem unserialize(String serialized) throws ParseException {
     return fromJSON((JSONObject)new JSONParser().parse(serialized));
   }