diff --git a/resources/config.yml b/resources/config.yml
index c133b10..7e4220d 100644
--- a/resources/config.yml
+++ b/resources/config.yml
@@ -20,6 +20,8 @@ command_cooldown: -1
 drop_on_death: true
 # Defines if the message that the backpack has been closed should be shown
 show_close_message: flase
+# Defines the max amount of colums for a backpack
+max_size: 6
 
 # Controlls for the auto pickup on full inventory function
 full_inventory:
@@ -86,4 +88,4 @@ Database:
 auto-update: true
 
 # Config file version. Don't touch it!
-Version: 11
\ No newline at end of file
+Version: 12
\ No newline at end of file
diff --git a/src/at/pcgamingfreaks/MinePacks/Database/Config.java b/src/at/pcgamingfreaks/MinePacks/Database/Config.java
index 72c76d9..9b458d0 100644
--- a/src/at/pcgamingfreaks/MinePacks/Database/Config.java
+++ b/src/at/pcgamingfreaks/MinePacks/Database/Config.java
@@ -27,7 +27,7 @@
 
 public class Config extends Configuration
 {
-	private static final int CONFIG_VERSION = 11;
+	private static final int CONFIG_VERSION = 12;
 
 	public Config(JavaPlugin plugin)
 	{
@@ -161,6 +161,11 @@ public boolean getDropOnDeath()
 		return config.getBoolean("drop_on_death", true);
 	}
 
+	public int getBackpackMaxSize()
+	{
+		return config.getInt("max_size", 6);
+	}
+
 	public boolean getAutoUpdate()
 	{
 		return config.getBoolean("auto-update", true);
diff --git a/src/at/pcgamingfreaks/MinePacks/MinePacks.java b/src/at/pcgamingfreaks/MinePacks/MinePacks.java
index 884b5a1..67940e7 100644
--- a/src/at/pcgamingfreaks/MinePacks/MinePacks.java
+++ b/src/at/pcgamingfreaks/MinePacks/MinePacks.java
@@ -45,7 +45,9 @@ public class MinePacks extends JavaPlugin
 	public HashMap<Player, Long> cooldowns = new HashMap<>();
 
 	public static String backpackTitleOther, backpackTitle;
-	public String Message_InvalidBackpack;
+	public String messageInvalidBackpack;
+
+	private static int maxSize;
 
 	public static MinePacks getInstance()
 	{
@@ -69,7 +71,6 @@ public void onEnable()
 		//endregion
 		config = new Config(this);
 		lang = new Language(this);
-
 		lang.load(config.getLanguage(), config.getLanguageUpdateMode());
 		DB = Database.getDatabase(this);
 		getCommand("backpack").setExecutor(new OnCommand(this));
@@ -80,9 +81,10 @@ public void onEnable()
 			(new ItemsCollector(this)).runTaskTimer(this, config.getFullInvCheckInterval(), config.getFullInvCheckInterval());
 		}
 
+		maxSize = config.getBackpackMaxSize();
 		backpackTitleOther = config.getBPTitleOther();
 		backpackTitle = Utils.limitLength(config.getBPTitle(), 32);
-		Message_InvalidBackpack = lang.getTranslated("Ingame.InvalidBackpack");
+		messageInvalidBackpack = lang.getTranslated("Ingame.InvalidBackpack");
 		getServer().getServicesManager().register(MinePacks.class, this, this, ServicePriority.Normal);
 		log.info(lang.get("Console.Enabled"));
 	}
@@ -141,7 +143,7 @@ public void openBackpack(Player opener, Backpack backpack, boolean editable)
 	{
 		if(backpack == null)
 		{
-			opener.sendMessage(Message_InvalidBackpack);
+			opener.sendMessage(messageInvalidBackpack);
 			return;
 		}
 		backpack.open(opener, editable);
@@ -149,7 +151,7 @@ public void openBackpack(Player opener, Backpack backpack, boolean editable)
 
 	public static int getBackpackPermSize(Player player)
 	{
-		for(int i = 9; i > 1; i--)
+		for(int i = maxSize; i > 1; i--)
 		{
 			if(player.hasPermission("backpack.size." + i))
 			{
diff --git a/src/at/pcgamingfreaks/MinePacks/OnCommand.java b/src/at/pcgamingfreaks/MinePacks/OnCommand.java
index ec98931..9d1ac69 100644
--- a/src/at/pcgamingfreaks/MinePacks/OnCommand.java
+++ b/src/at/pcgamingfreaks/MinePacks/OnCommand.java
@@ -133,14 +133,14 @@ public void onResult(Backpack backpack)
 								}
 								else
 								{
-									player.sendMessage(plugin.Message_InvalidBackpack);
+									player.sendMessage(plugin.messageInvalidBackpack);
 								}
 							}
 
 							@Override
 							public void onFail()
 							{
-								player.sendMessage(plugin.Message_InvalidBackpack);
+								player.sendMessage(plugin.messageInvalidBackpack);
 							}
 						});
 					}