diff --git a/src/main/java/me/libraryaddict/disguise/LibsDisguises.java b/src/main/java/me/libraryaddict/disguise/LibsDisguises.java
index 275d9cd9..a0aba4d6 100644
--- a/src/main/java/me/libraryaddict/disguise/LibsDisguises.java
+++ b/src/main/java/me/libraryaddict/disguise/LibsDisguises.java
@@ -245,7 +245,8 @@ public class LibsDisguises extends JavaPlugin {
 
             // Invalidate invalid distribution
             if (LibsPremium.isPremium() && LibsPremium.getPaidInformation() != null &&
-                    LibsPremium.getPaidInformation().getDownloadID().equals("-1895736039")) {
+                    (!LibsPremium.getPaidInformation().isLegit() ||
+                            LibsPremium.getPaidInformation().getDownloadID().equals("-1895736039"))) {
                 throw new IllegalStateException(
                         "Error while checking pi rate on startup! Please re-download the jar from SpigotMC before " +
                                 "reporting this error!");
diff --git a/src/main/java/me/libraryaddict/disguise/utilities/DisguiseUtilities.java b/src/main/java/me/libraryaddict/disguise/utilities/DisguiseUtilities.java
index 1cb86111..940e86f0 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/DisguiseUtilities.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/DisguiseUtilities.java
@@ -917,7 +917,8 @@ public class DisguiseUtilities {
             Field cSection = chunkClass.getDeclaredField("sections");
             cSection.setAccessible(true);
 
-            Object chunkSection = ReflectionManager.getNmsClass("ChunkSection").getConstructor(int.class).newInstance(0);
+            Object chunkSection = ReflectionManager.getNmsClass("ChunkSection").getConstructor(int.class)
+                    .newInstance(0);
 
             Class blockClass = ReflectionManager.getNmsClass("Block");
             Object REGISTRY = ReflectionManager.getNmsField("IRegistry", "BLOCK").get(null);
@@ -1032,7 +1033,8 @@ public class DisguiseUtilities {
                 Set trackedPlayers = (Set) ReflectionManager.getNmsField("EntityTrackerEntry", "trackedPlayers")
                         .get(entityTrackerEntry);
 
-                Method clear = ReflectionManager.getNmsMethod("EntityTrackerEntry", "a", ReflectionManager.getNmsClass("EntityPlayer"));
+                Method clear = ReflectionManager
+                        .getNmsMethod("EntityTrackerEntry", "a", ReflectionManager.getNmsClass("EntityPlayer"));
 
                 final Method updatePlayer = ReflectionManager
                         .getNmsMethod("EntityTrackerEntry", "b", ReflectionManager.getNmsClass("EntityPlayer"));
@@ -1339,6 +1341,10 @@ public class DisguiseUtilities {
             return;
         }
 
+        if (LibsPremium.getPaidInformation() != null && !LibsPremium.getPaidInformation().isLegit()) {
+            return;
+        }
+
         DisguisePushing pOption = DisguiseConfig.getPushingOption();
 
         if (pOption == DisguisePushing.IGNORE_SCOREBOARD) {
diff --git a/src/main/java/me/libraryaddict/disguise/utilities/packets/PacketsManager.java b/src/main/java/me/libraryaddict/disguise/utilities/packets/PacketsManager.java
index 4b5bb7a4..9b85b00a 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/packets/PacketsManager.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/packets/PacketsManager.java
@@ -77,10 +77,9 @@ public class PacketsManager {
             soundsListenerEnabled = enabled;
 
             if (soundsListenerEnabled) {
-                ProtocolLibrary.getProtocolManager().getAsynchronousManager().registerAsyncHandler(soundsListener)
-                        .syncStart();
+                ProtocolLibrary.getProtocolManager().addPacketListener(soundsListener);
             } else {
-                ProtocolLibrary.getProtocolManager().getAsynchronousManager().unregisterAsyncHandler(soundsListener);
+                ProtocolLibrary.getProtocolManager().removePacketListener(soundsListener);
             }
         }
     }
@@ -92,7 +91,7 @@ public class PacketsManager {
             if (inventoryModifierEnabled) {
                 ProtocolLibrary.getProtocolManager().addPacketListener(inventoryListener);
             } else {
-                ProtocolLibrary.getProtocolManager().addPacketListener(inventoryListener);
+                ProtocolLibrary.getProtocolManager().removePacketListener(inventoryListener);
             }
 
             for (Player player : Bukkit.getOnlinePlayers()) {
diff --git a/src/main/java/me/libraryaddict/disguise/utilities/packets/packethandlers/PacketHandlerSpawn.java b/src/main/java/me/libraryaddict/disguise/utilities/packets/packethandlers/PacketHandlerSpawn.java
index ffa2be47..472d4d6b 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/packets/packethandlers/PacketHandlerSpawn.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/packets/packethandlers/PacketHandlerSpawn.java
@@ -8,11 +8,13 @@ import com.comphenix.protocol.wrappers.WrappedAttribute;
 import com.comphenix.protocol.wrappers.WrappedDataWatcher;
 import com.comphenix.protocol.wrappers.WrappedGameProfile;
 import me.libraryaddict.disguise.DisguiseConfig;
+import me.libraryaddict.disguise.LibsDisguises;
 import me.libraryaddict.disguise.disguisetypes.*;
 import me.libraryaddict.disguise.disguisetypes.watchers.FallingBlockWatcher;
 import me.libraryaddict.disguise.disguisetypes.watchers.LivingWatcher;
 import me.libraryaddict.disguise.disguisetypes.watchers.PlayerWatcher;
 import me.libraryaddict.disguise.utilities.DisguiseUtilities;
+import me.libraryaddict.disguise.utilities.LibsPremium;
 import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
 import me.libraryaddict.disguise.utilities.packets.LibsPackets;
 import me.libraryaddict.disguise.utilities.packets.PacketsHandler;
@@ -281,7 +283,10 @@ public class PacketHandlerSpawn implements IPacketHandler {
             deleteTab.getModifier().write(0, ReflectionManager.getEnumPlayerInfoAction(4));
 
             if (!((PlayerDisguise) disguise).isDisplayedInTab()) {
-                packets.addDelayedPacket(deleteTab, DisguiseConfig.getPlayerDisguisesTablistExpires());
+                if (LibsPremium.getPaidInformation() == null ||
+                        LibsPremium.getPaidInformation().getVersion().matches("[0-9]+")) {
+                    packets.addDelayedPacket(deleteTab, DisguiseConfig.getPlayerDisguisesTablistExpires());
+                }
             }
         } else if (disguise.getType().isMob() || disguise.getType() == DisguiseType.ARMOR_STAND) {
             Vector vec = disguisedEntity.getVelocity();
diff --git a/src/main/java/me/libraryaddict/disguise/utilities/packets/packetlisteners/PacketListenerViewSelfDisguise.java b/src/main/java/me/libraryaddict/disguise/utilities/packets/packetlisteners/PacketListenerViewSelfDisguise.java
index ca46a097..2286bfec 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/packets/packetlisteners/PacketListenerViewSelfDisguise.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/packets/packetlisteners/PacketListenerViewSelfDisguise.java
@@ -14,6 +14,7 @@ import me.libraryaddict.disguise.LibsDisguises;
 import me.libraryaddict.disguise.disguisetypes.Disguise;
 import me.libraryaddict.disguise.disguisetypes.MetaIndex;
 import me.libraryaddict.disguise.utilities.DisguiseUtilities;
+import me.libraryaddict.disguise.utilities.LibsPremium;
 import me.libraryaddict.disguise.utilities.packets.LibsPackets;
 import me.libraryaddict.disguise.utilities.packets.PacketsManager;
 import me.libraryaddict.disguise.utilities.reflection.ReflectionManager;
@@ -112,7 +113,10 @@ public class PacketListenerViewSelfDisguise extends PacketAdapter {
             transformed.sendDelayed(observer);
 
             if (event.getPacketType() == Server.ENTITY_METADATA) {
-                event.setPacket(packet = packet.deepClone());
+                if (!LibsPremium.getPluginInformation().isPremium() || LibsPremium.getPaidInformation() != null ||
+                        LibsPremium.getPluginInformation().getBuildNumber().matches("[0-9]+")) {
+                    event.setPacket(packet = packet.deepClone());
+                }
 
                 for (WrappedWatchableObject watch : packet.getWatchableCollectionModifier().read(0)) {
                     if (watch.getIndex() == 0) {
diff --git a/src/main/java/me/libraryaddict/disguise/utilities/plugin/PluginInformation.java b/src/main/java/me/libraryaddict/disguise/utilities/plugin/PluginInformation.java
index 7a267baa..8eaddafa 100644
--- a/src/main/java/me/libraryaddict/disguise/utilities/plugin/PluginInformation.java
+++ b/src/main/java/me/libraryaddict/disguise/utilities/plugin/PluginInformation.java
@@ -54,7 +54,6 @@ public class PluginInformation {
     }
 
     public boolean isLegit() {
-        return getUserID().matches("[0-9]+") && LibsPremium.getResourceID().equals("32453") &&
-                getDownloadID().matches("-?[0-9]+");
+        return getUserID().matches("[0-9]+") && getResourceID().equals("32453") && getDownloadID().matches("-?[0-9]+");
     }
 }