diff --git a/proxy/src/main/java/net/md_5/bungee/BungeeCord.java b/proxy/src/main/java/net/md_5/bungee/BungeeCord.java
index f038275a..06308c76 100644
--- a/proxy/src/main/java/net/md_5/bungee/BungeeCord.java
+++ b/proxy/src/main/java/net/md_5/bungee/BungeeCord.java
@@ -186,6 +186,8 @@ public class BungeeCord extends ProxyServer
     @Override
     public void start() throws Exception
     {
+        System.setProperty( "java.net.preferIPv4Stack", "true" ); // Minecraft does not support IPv6
+        System.setProperty( "io.netty.selectorAutoRebuildThreshold", "0" ); // Seems to cause Bungee to stop accepting connections
         ResourceLeakDetector.setEnabled( false ); // Eats performance
 
         File moduleDirectory = new File( "modules" );