diff --git a/src/main/java/net/arcaniax/gopaint/GoPaintPlugin.java b/src/main/java/net/arcaniax/gopaint/GoPaintPlugin.java
index f4ba153..952bd91 100644
--- a/src/main/java/net/arcaniax/gopaint/GoPaintPlugin.java
+++ b/src/main/java/net/arcaniax/gopaint/GoPaintPlugin.java
@@ -23,7 +23,6 @@
 import net.arcaniax.gopaint.listeners.ConnectListener;
 import net.arcaniax.gopaint.listeners.InteractListener;
 import net.arcaniax.gopaint.listeners.InventoryListener;
-import net.arcaniax.gopaint.objects.other.NmsManager;
 import net.arcaniax.gopaint.objects.other.Settings;
 import net.arcaniax.gopaint.objects.player.PlayerBrushManager;
 import net.arcaniax.gopaint.utils.DisabledBlocks;
@@ -40,7 +39,6 @@ public class GoPaintPlugin extends JavaPlugin implements Listener {
 
     private static final int BSTATS_ID = 10557;
     public static boolean plotSquaredEnabled;
-    public static NmsManager nmsManager;
     private static PlayerBrushManager manager;
     private static GoPaintPlugin goPaintPlugin;
     private static Settings settings;
@@ -88,7 +86,6 @@ public void onEnable() {
         pm.registerEvents(inventoryListener, this);
         pm.registerEvents(cmdHandler, this);
         getCommand("gopaint").setExecutor(cmdHandler);
-        nmsManager = new NmsManager();
         DisabledBlocks.addBlocks();
         // Check if we are in a safe environment
         ServerLib.checkUnsafeForks();
diff --git a/src/main/java/net/arcaniax/gopaint/listeners/InteractListener.java b/src/main/java/net/arcaniax/gopaint/listeners/InteractListener.java
index 8cb2f10..b8a4e52 100644
--- a/src/main/java/net/arcaniax/gopaint/listeners/InteractListener.java
+++ b/src/main/java/net/arcaniax/gopaint/listeners/InteractListener.java
@@ -23,7 +23,6 @@
 import net.arcaniax.gopaint.objects.player.PlayerBrush;
 import net.arcaniax.gopaint.utils.XMaterial;
 import org.bukkit.Location;
-import org.bukkit.Material;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
@@ -32,8 +31,6 @@
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.inventory.EquipmentSlot;
 
-import java.util.Set;
-
 public class InteractListener implements Listener {
 
     public GoPaintPlugin plugin;
@@ -45,10 +42,8 @@ public InteractListener(GoPaintPlugin main) {
     @SuppressWarnings("deprecation")
     @EventHandler(priority = EventPriority.LOWEST)
     public void onClick(PlayerInteractEvent e) {
-        if (GoPaintPlugin.nmsManager.isAtLeastVersion(1, 9, 0)) {
-            if (e.getHand() == EquipmentSlot.OFF_HAND) {
-                return;
-            }
+        if (e.getHand() == EquipmentSlot.OFF_HAND) {
+            return;
         }
         if (!e.getPlayer().hasPermission("gopaint.use")) {
             return;
diff --git a/src/main/java/net/arcaniax/gopaint/objects/other/NmsManager.java b/src/main/java/net/arcaniax/gopaint/objects/other/NmsManager.java
deleted file mode 100644
index 2022724..0000000
--- a/src/main/java/net/arcaniax/gopaint/objects/other/NmsManager.java
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * goPaint is designed to simplify painting inside of Minecraft.
- * Copyright (C) Arcaniax-Development
- * Copyright (C) Arcaniax team and contributors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-package net.arcaniax.gopaint.objects.other;
-
-import net.arcaniax.gopaint.GoPaintPlugin;
-
-public class NmsManager {
-
-    String version;
-
-    public NmsManager() {
-        String a = GoPaintPlugin.getGoPaintPlugin().getServer().getClass().getPackage().getName();
-        version = a.substring(a.lastIndexOf('.') + 1);
-    }
-
-    public boolean isVersion(String v) {
-        return version.equalsIgnoreCase(v);
-    }
-
-    public boolean isVersion(int gameV, int releaseV, int subReleaseV) {
-        return version.equalsIgnoreCase("v" + gameV + "_" + releaseV + "_R" + subReleaseV);
-    }
-
-    public boolean isAtLeastVersion(int gameV, int releaseV, int subReleaseV) {
-        String[] split = version.split("_");
-        int game = Integer.parseInt(split[0].toLowerCase().replace("v", ""));
-        int release = Integer.parseInt(split[1]);
-        int subRelease = Integer.parseInt(split[2].toLowerCase().replace("r", ""));
-
-        if (game > gameV) {
-            return true;
-        } else if (game < gameV) {
-            return false;
-        } else {
-            if (release > releaseV) {
-                return true;
-            } else if (release < releaseV) {
-                return false;
-            } else {
-                return subRelease >= subReleaseV;
-            }
-        }
-    }
-
-}