diff --git a/pom.xml b/pom.xml
index 8765da4..e877050 100644
--- a/pom.xml
+++ b/pom.xml
@@ -57,7 +57,7 @@
         <dependency>
             <groupId>com.comphenix.protocol</groupId>
             <artifactId>ProtocolLib</artifactId>
-            <version>5.0.0-SNAPSHOT</version>
+            <version>5.0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -69,18 +69,18 @@
         <dependency>
             <groupId>xyz.xenondevs.invui</groupId>
             <artifactId>invui</artifactId>
-            <version>1.14</version>
+            <version>1.20</version>
             <type>pom</type>
         </dependency>
         <dependency>
             <groupId>net.wesjd</groupId>
             <artifactId>anvilgui</artifactId>
-            <version>1.7.0-SNAPSHOT</version>
+            <version>1.9.0-SNAPSHOT</version>
         </dependency>
         <dependency>
             <groupId>com.github.seeseemelk</groupId>
             <artifactId>MockBukkit-v1.20</artifactId>
-            <version>3.9.0</version>
+            <version>3.31.0</version>
             <scope>test</scope>
         </dependency>
 
diff --git a/src/main/java/xyz/atnrch/nicko/command/NickoDebugCmd.java b/src/main/java/xyz/atnrch/nicko/command/NickoDebugCmd.java
deleted file mode 100644
index 4f5b877..0000000
--- a/src/main/java/xyz/atnrch/nicko/command/NickoDebugCmd.java
+++ /dev/null
@@ -1,73 +0,0 @@
-package xyz.atnrch.nicko.command;
-
-import org.bukkit.Bukkit;
-import org.bukkit.Sound;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import xyz.atnrch.nicko.NickoBukkit;
-import xyz.atnrch.nicko.appearance.ActionResult;
-import xyz.atnrch.nicko.appearance.AppearanceManager;
-import xyz.atnrch.nicko.i18n.I18N;
-import xyz.atnrch.nicko.mojang.MojangUtils;
-import xyz.atnrch.nicko.profile.NickoProfile;
-import xyz.atnrch.nicko.storage.PlayerDataStore;
-
-import java.util.Optional;
-
-public class NickoDebugCmd {
-    public void execute(CommandSender sender, String[] args) {
-        final String prefix = NickoBukkit.getInstance().getNickoConfig().getPrefix();
-
-        Player target;
-        String name, skin;
-        String playerName = null;
-        if (args.length == 3) {
-            target = (Player) sender;
-            name = args[1];
-            skin = args[2];
-        } else {
-            if (args.length < 3) {
-                sender.sendMessage(prefix + "§cMissing argument.");
-                return;
-            }
-
-            playerName = args[1];
-            name = args[2];
-            skin = args[3];
-
-            target = Bukkit.getPlayer(playerName);
-            if (target == null) {
-                sender.sendMessage(prefix + "§cSpecified player is offline.");
-                return;
-            }
-        }
-
-        if (MojangUtils.isUsernameInvalid(name)) {
-            sender.sendMessage(prefix + "§cSpecified username is invalid.");
-            return;
-        }
-
-        if (MojangUtils.isUsernameInvalid(skin)) {
-            sender.sendMessage(prefix + "§cSpecified skin is invalid.");
-            return;
-        }
-
-        final Optional<NickoProfile> optionalProfile = NickoProfile.get(target);
-        if (optionalProfile.isPresent()) {
-            final NickoProfile profile = optionalProfile.get();
-            final PlayerDataStore dataStore = NickoBukkit.getInstance().getDataStore();
-            profile.setName(name);
-            profile.setSkin(skin);
-            dataStore.updateCache(target.getUniqueId(), profile);
-            final AppearanceManager appearanceManager = new AppearanceManager(target);
-            final ActionResult result = appearanceManager.updatePlayer(true, false);
-            if (!result.isError()) {
-                target.sendMessage(prefix + "§aWhoosh!");
-                target.playSound(target.getLocation(), Sound.ENTITY_ITEM_FRAME_PLACE, 1, 1);
-            } else {
-                final I18N i18n = new I18N(target);
-                target.sendMessage(prefix + "§cWhoops. Something happened: " + i18n.translatePrefixless(result.getErrorKey()));
-            }
-        }
-    }
-}