diff --git a/pom.xml b/pom.xml
index 55b7d3f..67c4df7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>pk.ajneb97</groupId>
     <artifactId>PlayerKits2</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>1.18.3</version>
 
     <properties>
         <maven.compiler.source>21</maven.compiler.source>
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>org.spigotmc</groupId>
             <artifactId>spigot-api</artifactId>
-            <version>1.21.7-R0.1-SNAPSHOT</version>
+            <version>1.21.8-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -67,14 +67,23 @@
     </dependencies>
 
     <build>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
         <plugins>
+            <plugin>
+                <artifactId>maven-resources-plugin</artifactId>
+                <version>3.3.1</version>
+            </plugin>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
-                    <release>8</release>
                 </configuration>
             </plugin>
             <plugin>
diff --git a/src/main/java/pk/ajneb97/PlayerKits2.java b/src/main/java/pk/ajneb97/PlayerKits2.java
index a539d88..033ba4c 100644
--- a/src/main/java/pk/ajneb97/PlayerKits2.java
+++ b/src/main/java/pk/ajneb97/PlayerKits2.java
@@ -140,6 +140,7 @@ public class PlayerKits2 extends JavaPlugin {
                 break;
             case "1.21.6":
             case "1.21.7":
+            case "1.21.8":
                 serverVersion = ServerVersion.v1_21_R5;
                 break;
             default:
diff --git a/src/main/java/pk/ajneb97/configs/ConfigsManager.java b/src/main/java/pk/ajneb97/configs/ConfigsManager.java
index c32e438..7a6ae5f 100644
--- a/src/main/java/pk/ajneb97/configs/ConfigsManager.java
+++ b/src/main/java/pk/ajneb97/configs/ConfigsManager.java
@@ -61,7 +61,7 @@ public class ConfigsManager {
         if(!inventoryConfigManager.reloadConfig()){
             return false;
         }
-        kitsConfigManager.reloadConfigs();
+        kitsConfigManager.loadConfigs();
         if(plugin.getMySQLConnection() == null){
             plugin.reloadPlayerDataSaveTask();
         }
diff --git a/src/main/java/pk/ajneb97/configs/DataFolderConfigManager.java b/src/main/java/pk/ajneb97/configs/DataFolderConfigManager.java
new file mode 100644
index 0000000..77557cd
--- /dev/null
+++ b/src/main/java/pk/ajneb97/configs/DataFolderConfigManager.java
@@ -0,0 +1,66 @@
+package pk.ajneb97.configs;
+
+
+import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
+
+import java.io.File;
+import java.util.ArrayList;
+
+public abstract class DataFolderConfigManager {
+    protected String folderName;
+    protected PlayerKits2 plugin;
+
+    public DataFolderConfigManager(PlayerKits2 plugin, String folderName){
+        this.plugin = plugin;
+        this.folderName = folderName;
+    }
+
+    public void configure() {
+        createFolder();
+        loadConfigs();
+    }
+
+    public void createFolder(){
+        File folder;
+        try {
+            folder = new File(plugin.getDataFolder() + File.separator + folderName);
+            if(!folder.exists()){
+                folder.mkdirs();
+                createFiles();
+            }
+        } catch(SecurityException e) {
+            folder = null;
+        }
+    }
+
+    public CommonConfig getConfigFile(String pathName) {
+        CommonConfig commonConfig = new CommonConfig(pathName, plugin, folderName, true);
+        commonConfig.registerConfig();
+        return commonConfig;
+    }
+
+    public ArrayList<CommonConfig> getConfigs(){
+        ArrayList<CommonConfig> configs = new ArrayList<>();
+
+        String pathFile = plugin.getDataFolder() + File.separator + folderName;
+        File folder = new File(pathFile);
+        File[] listOfFiles = folder.listFiles();
+        for (File file : listOfFiles) {
+            if (file.isFile()) {
+                String pathName = file.getName();
+                CommonConfig commonConfig = new CommonConfig(pathName, plugin, folderName, true);
+                commonConfig.registerConfig();
+                configs.add(commonConfig);
+            }
+        }
+
+        return configs;
+    }
+
+    public abstract void createFiles();
+
+    public abstract void loadConfigs();
+
+    public abstract void saveConfigs();
+}
diff --git a/src/main/java/pk/ajneb97/configs/InventoryConfigManager.java b/src/main/java/pk/ajneb97/configs/InventoryConfigManager.java
index 5aaee29..92bfb79 100644
--- a/src/main/java/pk/ajneb97/configs/InventoryConfigManager.java
+++ b/src/main/java/pk/ajneb97/configs/InventoryConfigManager.java
@@ -2,6 +2,7 @@ package pk.ajneb97.configs;
 
 import org.bukkit.configuration.file.FileConfiguration;
 import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
 import pk.ajneb97.managers.KitItemManager;
 import pk.ajneb97.model.inventory.ItemKitInventory;
 import pk.ajneb97.model.inventory.KitInventory;
@@ -13,12 +14,12 @@ import java.util.List;
 public class InventoryConfigManager {
 
     private PlayerKits2 plugin;
-    private CustomConfig configFile;
+    private CommonConfig configFile;
 
 
     public InventoryConfigManager(PlayerKits2 plugin){
         this.plugin = plugin;
-        this.configFile = new CustomConfig("inventory.yml",plugin,null, false);
+        this.configFile = new CommonConfig("inventory.yml",plugin,null, false);
         this.configFile.registerConfig();
         if(this.configFile.isFirstTime() && OtherUtils.isLegacy()){
             checkAndFix();
diff --git a/src/main/java/pk/ajneb97/configs/KitsConfigManager.java b/src/main/java/pk/ajneb97/configs/KitsConfigManager.java
index 38a794b..1d1c0ad 100644
--- a/src/main/java/pk/ajneb97/configs/KitsConfigManager.java
+++ b/src/main/java/pk/ajneb97/configs/KitsConfigManager.java
@@ -2,6 +2,7 @@ package pk.ajneb97.configs;
 
 import org.bukkit.configuration.file.FileConfiguration;
 import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
 import pk.ajneb97.managers.KitItemManager;
 import pk.ajneb97.model.Kit;
 import pk.ajneb97.model.KitAction;
@@ -11,111 +12,25 @@ import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
 
-public class KitsConfigManager {
-    private ArrayList<CustomConfig> configFiles;
-    private String folderName;
-    private PlayerKits2 plugin;
+public class KitsConfigManager extends DataFolderConfigManager{
 
     public KitsConfigManager(PlayerKits2 plugin, String folderName){
-        this.plugin = plugin;
-        this.folderName = folderName;
-        this.configFiles = new ArrayList<>();
+        super(plugin, folderName);
     }
 
-    public void configure() {
-        createFolder();
-        reloadConfigs();
-    }
-
-    public void reloadConfigs(){
-        this.configFiles = new ArrayList<>();
-        registerConfigFiles();
-        loadConfigs();
-    }
-
-    public void createFolder(){
-        File folder;
-        try {
-            folder = new File(plugin.getDataFolder() + File.separator + folderName);
-            if(!folder.exists()){
-                folder.mkdirs();
-                createDefaultConfigs();
-            }
-        } catch(SecurityException e) {
-            folder = null;
-        }
-    }
-
-    public void createDefaultConfigs(){
-        new CustomConfig("diamond.yml",plugin,folderName,false).registerConfig();
-        new CustomConfig("iron.yml",plugin,folderName,false).registerConfig();
-        new CustomConfig("food.yml",plugin,folderName,false).registerConfig();
-    }
-
-    public void saveConfigFiles() {
-        for(int i=0;i<configFiles.size();i++) {
-            configFiles.get(i).saveConfig();
-        }
-    }
-
-    public void registerConfigFiles(){
-        String path = plugin.getDataFolder() + File.separator + folderName;
-        File folder = new File(path);
-        File[] listOfFiles = folder.listFiles();
-        for (int i=0;i<listOfFiles.length;i++) {
-            if(listOfFiles[i].isFile()) {
-                String pathName = listOfFiles[i].getName();
-                CustomConfig config = new CustomConfig(pathName, plugin, folderName, true);
-                config.registerConfig();
-                configFiles.add(config);
-            }
-        }
-    }
-
-    public ArrayList<CustomConfig> getConfigs(){
-        return this.configFiles;
-    }
-
-    public boolean fileAlreadyRegistered(String pathName) {
-        for(int i=0;i<configFiles.size();i++) {
-            if(configFiles.get(i).getPath().equals(pathName)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    public CustomConfig getConfigFile(String pathName) {
-        for(int i=0;i<configFiles.size();i++) {
-            if(configFiles.get(i).getPath().equals(pathName)) {
-                return configFiles.get(i);
-            }
-        }
-        return null;
-    }
-
-    public boolean registerConfigFile(String pathName) {
-        if(!fileAlreadyRegistered(pathName)) {
-            CustomConfig config = new CustomConfig(pathName, plugin, folderName, true);
-            config.registerConfig();
-            configFiles.add(config);
-            return true;
-        }else {
-            return false;
-        }
-    }
-
-    public void removeConfigKit(String path) {
-        for(int i=0;i<configFiles.size();i++) {
-            if(configFiles.get(i).getPath().equals(path)) {
-                configFiles.remove(i);
-            }
-        }
+    @Override
+    public void createFiles() {
+        new CommonConfig("diamond.yml",plugin,folderName,false).registerConfig();
+        new CommonConfig("iron.yml",plugin,folderName,false).registerConfig();
+        new CommonConfig("food.yml",plugin,folderName,false).registerConfig();
     }
 
+    @Override
     public void loadConfigs(){
-        ArrayList<Kit> kits = new ArrayList<Kit>();
-        for(CustomConfig configFile : configFiles){
+        ArrayList<Kit> kits = new ArrayList<>();
+
+        ArrayList<CommonConfig> configFiles = getConfigs();
+        for(CommonConfig configFile : configFiles){
             FileConfiguration config = configFile.getConfig();
 
             String name = configFile.getPath().replace(".yml","");
@@ -126,17 +41,14 @@ public class KitsConfigManager {
         plugin.getKitsManager().setKits(kits);
     }
 
+    @Override
     public void saveConfigs(){
 
     }
 
     public void saveConfig(Kit kit){
         String kitName = kit.getName();
-        CustomConfig kitConfig = getConfigFile(kitName+".yml");
-        if(kitConfig == null) {
-            registerConfigFile(kitName+".yml");
-            kitConfig = getConfigFile(kitName+".yml");
-        }
+        CommonConfig kitConfig = getConfigFile(kitName+".yml");
 
         FileConfiguration config = kitConfig.getConfig();
 
@@ -217,15 +129,8 @@ public class KitsConfigManager {
     }
 
     public void removeKitFile(String kitName){
-        CustomConfig kitConfig = getConfigFile(kitName+".yml");
-        if(kitConfig == null){
-            return;
-        }
-
-        File file = new File(plugin.getDataFolder()+File.separator+folderName,kitConfig.getPath());
+        File file = new File(plugin.getDataFolder()+File.separator+folderName,kitName+".yml");
         file.delete();
-
-        removeConfigKit(kitConfig.getPath());
     }
 
     // mainPath must include a "." at the end
diff --git a/src/main/java/pk/ajneb97/configs/MainConfigManager.java b/src/main/java/pk/ajneb97/configs/MainConfigManager.java
index afbb772..947372d 100644
--- a/src/main/java/pk/ajneb97/configs/MainConfigManager.java
+++ b/src/main/java/pk/ajneb97/configs/MainConfigManager.java
@@ -2,6 +2,7 @@ package pk.ajneb97.configs;
 
 import org.bukkit.configuration.file.FileConfiguration;
 import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
 import pk.ajneb97.model.Kit;
 
 import java.io.IOException;
@@ -12,7 +13,7 @@ import java.nio.file.Paths;
 public class MainConfigManager {
 
     private PlayerKits2 plugin;
-    private CustomConfig configFile;
+    private CommonConfig configFile;
 
     //Options
     private Kit newKitDefault;
@@ -28,7 +29,7 @@ public class MainConfigManager {
 
     public MainConfigManager(PlayerKits2 plugin){
         this.plugin = plugin;
-        this.configFile = new CustomConfig("config.yml",plugin,null, false);
+        this.configFile = new CommonConfig("config.yml",plugin,null, false);
         this.configFile.registerConfig();
         checkUpdate();
     }
diff --git a/src/main/java/pk/ajneb97/configs/MessagesConfigManager.java b/src/main/java/pk/ajneb97/configs/MessagesConfigManager.java
index bd66dba..ea24ee1 100644
--- a/src/main/java/pk/ajneb97/configs/MessagesConfigManager.java
+++ b/src/main/java/pk/ajneb97/configs/MessagesConfigManager.java
@@ -2,6 +2,7 @@ package pk.ajneb97.configs;
 
 import org.bukkit.configuration.file.FileConfiguration;
 import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
 import pk.ajneb97.managers.MessagesManager;
 
 import java.io.IOException;
@@ -12,11 +13,11 @@ import java.nio.file.Paths;
 public class MessagesConfigManager {
 
     private PlayerKits2 plugin;
-    private CustomConfig configFile;
+    private CommonConfig configFile;
 
     public MessagesConfigManager(PlayerKits2 plugin){
         this.plugin = plugin;
-        this.configFile = new CustomConfig("messages.yml",plugin,null, false);
+        this.configFile = new CommonConfig("messages.yml",plugin,null, false);
         this.configFile.registerConfig();
         checkUpdate();
     }
diff --git a/src/main/java/pk/ajneb97/configs/PlayersConfigManager.java b/src/main/java/pk/ajneb97/configs/PlayersConfigManager.java
index aa25c90..5e5e0ac 100644
--- a/src/main/java/pk/ajneb97/configs/PlayersConfigManager.java
+++ b/src/main/java/pk/ajneb97/configs/PlayersConfigManager.java
@@ -2,85 +2,56 @@ package pk.ajneb97.configs;
 
 import org.bukkit.configuration.file.FileConfiguration;
 import pk.ajneb97.PlayerKits2;
+import pk.ajneb97.configs.model.CommonConfig;
 import pk.ajneb97.model.PlayerData;
 import pk.ajneb97.model.PlayerDataKit;
-
-import java.io.File;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.UUID;
 
-public class PlayersConfigManager {
-    private String folderName;
-    private PlayerKits2 plugin;
+public class PlayersConfigManager extends DataFolderConfigManager{
 
     public PlayersConfigManager(PlayerKits2 plugin, String folderName){
-        this.plugin = plugin;
-        this.folderName = folderName;
+        super(plugin, folderName);
     }
 
-    public void configure() {
-        createFolder();
-        loadConfigs();
-    }
-
-    public void createFolder(){
-        File folder;
-        try {
-            folder = new File(plugin.getDataFolder() + File.separator + folderName);
-            if(!folder.exists()){
-                folder.mkdirs();
-            }
-        } catch(SecurityException e) {
-            folder = null;
-        }
-    }
-
-    public CustomConfig getConfigFile(String pathName) {
-        CustomConfig config = new CustomConfig(pathName, plugin, folderName, true);
-        config.registerConfig();
-        return config;
+    @Override
+    public void createFiles() {
+
     }
 
+    @Override
     public void loadConfigs(){
         Map<UUID, PlayerData> players = new HashMap<>();
 
-        String path = plugin.getDataFolder() + File.separator + folderName;
-        File folder = new File(path);
-        File[] listOfFiles = folder.listFiles();
-        for (File file : listOfFiles) {
-            if (file.isFile()) {
-                String pathName = file.getName();
-                CustomConfig configFile = new CustomConfig(pathName, plugin, folderName, true);
-                configFile.registerConfig();
+        ArrayList<CommonConfig> configs = getConfigs();
+        for(CommonConfig commonConfig : configs){
+            FileConfiguration config = commonConfig.getConfig();
+            String uuidString = commonConfig.getPath().replace(".yml", "");
+            String name = config.getString("name");
+            ArrayList<PlayerDataKit> playerDataKits = new ArrayList<>();
 
-                FileConfiguration config = configFile.getConfig();
-                String uuidString = configFile.getPath().replace(".yml", "");
-                String name = config.getString("name");
-                ArrayList<PlayerDataKit> playerDataKits = new ArrayList<>();
+            if (config.contains("kits")) {
+                for (String key : config.getConfigurationSection("kits").getKeys(false)) {
+                    long cooldown = config.getLong("kits." + key + ".cooldown");
+                    boolean oneTime = config.getBoolean("kits." + key + ".one_time");
+                    boolean bought = config.getBoolean("kits." + key + ".bought");
 
-                if (config.contains("kits")) {
-                    for (String key : config.getConfigurationSection("kits").getKeys(false)) {
-                        long cooldown = config.getLong("kits." + key + ".cooldown");
-                        boolean oneTime = config.getBoolean("kits." + key + ".one_time");
-                        boolean bought = config.getBoolean("kits." + key + ".bought");
+                    PlayerDataKit playerDataKit = new PlayerDataKit(key);
+                    playerDataKit.setCooldown(cooldown);
+                    playerDataKit.setOneTime(oneTime);
+                    playerDataKit.setBought(bought);
 
-                        PlayerDataKit playerDataKit = new PlayerDataKit(key);
-                        playerDataKit.setCooldown(cooldown);
-                        playerDataKit.setOneTime(oneTime);
-                        playerDataKit.setBought(bought);
-
-                        playerDataKits.add(playerDataKit);
-                    }
+                    playerDataKits.add(playerDataKit);
                 }
-
-                UUID uuid = UUID.fromString(uuidString);
-                PlayerData playerData = new PlayerData(uuid, name);
-                playerData.setKits(playerDataKits);
-
-                players.put(uuid, playerData);
             }
+
+            UUID uuid = UUID.fromString(uuidString);
+            PlayerData playerData = new PlayerData(uuid, name);
+            playerData.setKits(playerDataKits);
+
+            players.put(uuid, playerData);
         }
 
         plugin.getPlayerDataManager().setPlayers(players);
@@ -88,7 +59,7 @@ public class PlayersConfigManager {
 
     public void saveConfig(PlayerData playerData){
         String playerName = playerData.getName();
-        CustomConfig playerConfig = getConfigFile(playerData.getUuid()+".yml");
+        CommonConfig playerConfig = getConfigFile(playerData.getUuid()+".yml");
         FileConfiguration config = playerConfig.getConfig();
 
         config.set("name", playerName);
@@ -104,6 +75,7 @@ public class PlayersConfigManager {
         playerConfig.saveConfig();
     }
 
+    @Override
     public void saveConfigs(){
         Map<UUID, PlayerData> players = plugin.getPlayerDataManager().getPlayers();
         boolean isMySQL = plugin.getConfigsManager().getMainConfigManager().isMySQL();
diff --git a/src/main/java/pk/ajneb97/configs/CustomConfig.java b/src/main/java/pk/ajneb97/configs/model/CommonConfig.java
similarity index 94%
rename from src/main/java/pk/ajneb97/configs/CustomConfig.java
rename to src/main/java/pk/ajneb97/configs/model/CommonConfig.java
index e8aa1f3..dbfb080 100644
--- a/src/main/java/pk/ajneb97/configs/CustomConfig.java
+++ b/src/main/java/pk/ajneb97/configs/model/CommonConfig.java
@@ -1,12 +1,14 @@
-package pk.ajneb97.configs;
+package pk.ajneb97.configs.model;
 
 import org.bukkit.configuration.InvalidConfigurationException;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
 import pk.ajneb97.PlayerKits2;
-import java.io.*;
 
-public class CustomConfig {
+import java.io.File;
+import java.io.IOException;
+
+public class CommonConfig {
 
     private String fileName;
     private FileConfiguration fileConfiguration = null;
@@ -17,7 +19,7 @@ public class CustomConfig {
     private boolean newFile;
     private boolean isFirstTime;
 
-    public CustomConfig(String fileName, PlayerKits2 plugin, String folderName, boolean newFile){
+    public CommonConfig(String fileName, PlayerKits2 plugin, String folderName, boolean newFile){
         this.fileName = fileName;
         this.plugin = plugin;
         this.newFile = newFile;
diff --git a/src/main/java/pk/ajneb97/managers/InventoryRequirementsManager.java b/src/main/java/pk/ajneb97/managers/InventoryRequirementsManager.java
index 6735fe1..cbd2e15 100644
--- a/src/main/java/pk/ajneb97/managers/InventoryRequirementsManager.java
+++ b/src/main/java/pk/ajneb97/managers/InventoryRequirementsManager.java
@@ -1,7 +1,6 @@
 package pk.ajneb97.managers;
 
 import me.clip.placeholderapi.PlaceholderAPI;
-import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
@@ -98,11 +97,7 @@ public class InventoryRequirementsManager {
 
     public void requirementsInventoryBuy(InventoryPlayer inventoryPlayer){
         Kit kit = plugin.getKitsManager().getKitByName(inventoryPlayer.getKitName());
-        KitRequirements requirements = kit.getRequirements();
-        DependencyManager dependencyManager = plugin.getDependencyManager();
-        boolean isPlaceholderAPI = dependencyManager.isPlaceholderAPI();
         Player player = inventoryPlayer.getPlayer();
-        FileConfiguration messages = plugin.getConfigsManager().getMessagesConfigManager().getConfig();
         MessagesManager msgManager = plugin.getMessagesManager();
 
         //Buy - Unlock
@@ -110,6 +105,11 @@ public class InventoryRequirementsManager {
         PlayerKitsMessageResult result = kitsManager.giveKit(player,inventoryPlayer.getKitName(),
                 new GiveKitInstructions(false,true,false,false));
         if(!result.isError()){
+            if(plugin.getConfigsManager().getMainConfigManager().isCloseInventoryOnClaim()){
+                player.closeInventory();
+                return;
+            }
+
             //Everything is good, open previous inventory.
             requirementsInventoryCancel(inventoryPlayer);
         }else{
diff --git a/src/main/java/pk/ajneb97/managers/MigrationManager.java b/src/main/java/pk/ajneb97/managers/MigrationManager.java
index 9672300..5c75479 100644
--- a/src/main/java/pk/ajneb97/managers/MigrationManager.java
+++ b/src/main/java/pk/ajneb97/managers/MigrationManager.java
@@ -111,7 +111,7 @@ public class MigrationManager {
             return;
         }
 
-        kitsConfigManager.reloadConfigs();
+        kitsConfigManager.loadConfigs();
         plugin.getVerifyManager().verify();
     }
 
diff --git a/src/main/java/pk/ajneb97/managers/edit/InventoryEditKitItemsManager.java b/src/main/java/pk/ajneb97/managers/edit/InventoryEditKitItemsManager.java
index c3e6654..50dfbcb 100644
--- a/src/main/java/pk/ajneb97/managers/edit/InventoryEditKitItemsManager.java
+++ b/src/main/java/pk/ajneb97/managers/edit/InventoryEditKitItemsManager.java
@@ -13,10 +13,7 @@ import pk.ajneb97.managers.MessagesManager;
 import pk.ajneb97.model.Kit;
 import pk.ajneb97.model.inventory.InventoryPlayer;
 import pk.ajneb97.model.item.KitItem;
-import pk.ajneb97.utils.InventoryItem;
-import pk.ajneb97.utils.InventoryUtils;
-import pk.ajneb97.utils.ItemUtils;
-import pk.ajneb97.utils.OtherUtils;
+import pk.ajneb97.utils.*;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -87,7 +84,8 @@ public class InventoryEditKitItemsManager {
     }
 
     public void clickOffHand(InventoryPlayer inventoryPlayer, Inventory inv, ItemStack clickedItem, int clickedSlot){
-        if(Bukkit.getVersion().contains("1.8")){
+        ServerVersion serverVersion = PlayerKits2.serverVersion;
+        if(!serverVersion.serverVersionGreaterEqualThan(serverVersion,ServerVersion.v1_9_R1)) {
             inventoryPlayer.getPlayer().sendMessage(MessagesManager.getColoredMessage(PlayerKits2.prefix+"&cOffhand only works on 1.9+."));
             return;
         }
diff --git a/src/main/java/pk/ajneb97/utils/PlayerUtils.java b/src/main/java/pk/ajneb97/utils/PlayerUtils.java
index 549fb78..5685e67 100644
--- a/src/main/java/pk/ajneb97/utils/PlayerUtils.java
+++ b/src/main/java/pk/ajneb97/utils/PlayerUtils.java
@@ -6,6 +6,7 @@ import org.bukkit.Material;
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
+import pk.ajneb97.PlayerKits2;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -13,7 +14,8 @@ import java.util.Arrays;
 public class PlayerUtils {
 
     public static ItemStack[] getAllInventoryContents(Player player){
-        if(Bukkit.getVersion().contains("1.8")) {
+        ServerVersion serverVersion = PlayerKits2.serverVersion;
+        if(!serverVersion.serverVersionGreaterEqualThan(serverVersion,ServerVersion.v1_9_R1)) {
             ItemStack[] contents = new ItemStack[40];
 
             int slot = 0;
@@ -36,7 +38,9 @@ public class PlayerUtils {
     public static int getUsedSlots(Player player){
         //ItemStack[] contents = getAllInventoryContents(player);
         ItemStack[] contents = null;
-        if(Bukkit.getVersion().contains("1.8")) {
+        ServerVersion serverVersion = PlayerKits2.serverVersion;
+        if(!serverVersion.serverVersionGreaterEqualThan(serverVersion,ServerVersion.v1_9_R1)) {
+            // 1.8
             contents = player.getInventory().getContents();
         }else{
             contents = player.getInventory().getStorageContents();
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index 5833b9c..2c0f8c8 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -1,5 +1,5 @@
 main: pk.ajneb97.PlayerKits2
-version: 1.18.2
+version: ${project.version}
 name: PlayerKits2
 api-version: 1.13
 softdepend: [Vault,PlaceholderAPI]