diff --git a/CommonCore b/CommonCore
index 919c4d5..492894c 160000
--- a/CommonCore
+++ b/CommonCore
@@ -1 +1 @@
-Subproject commit 919c4d525ea39756b24bd961bb72d8d58bdd5bd4
+Subproject commit 492894ca8d41ee0bde4dcb9d520db5f7478c50c7
diff --git a/SpigotCore_Main/src/de/steamwar/core/Core.java b/SpigotCore_Main/src/de/steamwar/core/Core.java
index c18e6f9..da903be 100644
--- a/SpigotCore_Main/src/de/steamwar/core/Core.java
+++ b/SpigotCore_Main/src/de/steamwar/core/Core.java
@@ -122,7 +122,8 @@ public class Core extends JavaPlugin{
 		Bukkit.getPluginManager().registerEvents(new WorldLoadEvent(), this);
 		getServer().getMessenger().registerIncomingPluginChannel(this, "sw:bridge", new BungeeReceiver());
 		getServer().getMessenger().registerOutgoingPluginChannel(this, "sw:bridge");
-		AuthlibInjector.inject();
+		if(Core.getVersion() < 19)
+			AuthlibInjector.inject();
 		TinyProtocol.init();
 		try {
 			getLogger().log(Level.INFO, "Running on: " + new BufferedReader(new InputStreamReader(Runtime.getRuntime().exec("hostname").getInputStream())).readLine());