diff --git a/src/main/java/moe/sebiann/system/commands/ReskinCommand.java b/src/main/java/moe/sebiann/system/commands/ReskinCommand.java
index 4da2551..48496ee 100644
--- a/src/main/java/moe/sebiann/system/commands/ReskinCommand.java
+++ b/src/main/java/moe/sebiann/system/commands/ReskinCommand.java
@@ -8,6 +8,7 @@
 import org.bukkit.command.CommandSender;
 import org.bukkit.entity.Player;
 
+import java.util.ArrayList;
 import java.util.List;
 
 @CommandAlias("reskin")
@@ -21,7 +22,7 @@ public void reskin(CommandSender sender, String option) {
                     .color(TextColor.fromHexString("#FF5555")));
             return;
         }
-        List<String> validOptions = System.plugin.getConfig().getStringList("skins");
+        List<String> validOptions = new ArrayList<>(System.plugin.getConfig().getStringList("skins"));
         // Validate the option
         if (option == null || !validOptions.contains(option)) {
             player.sendMessage(Component.text("Invalid or missing option. Valid options: " + String.join(", ", validOptions))
diff --git a/src/main/java/moe/sebiann/system/listeners/PlayerJoinListener.java b/src/main/java/moe/sebiann/system/listeners/PlayerJoinListener.java
index d5531ef..cbefee8 100644
--- a/src/main/java/moe/sebiann/system/listeners/PlayerJoinListener.java
+++ b/src/main/java/moe/sebiann/system/listeners/PlayerJoinListener.java
@@ -1,22 +1,15 @@
 package moe.sebiann.system.listeners;
 
+import moe.sebiann.system.System;
 import net.kyori.adventure.text.Component;
-import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerJoinEvent;
 
 public class PlayerJoinListener implements Listener {
-
-    private final FileConfiguration config;
-
-    public PlayerJoinListener(FileConfiguration config) {
-        this.config = config;
-    }
-
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
-        String welcomeMessage = config.getString("messages.welcome", "Hello, {player}!");
+        String welcomeMessage = System.plugin.getConfig().getString("messages.welcome", "Hello, {player}!");
         String personalizedMessage = welcomeMessage.replace("{player}", event.getPlayer().getName());
         event.getPlayer().sendMessage(Component.text(personalizedMessage));
     }