diff -rupN netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslClientContext.java netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslClientContext.java
--- netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslClientContext.java	2014-08-06 20:56:29.000000000 +0200
+++ netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslClientContext.java	2015-01-30 08:23:00.394802892 +0100
@@ -108,9 +108,6 @@ public final class JdkSslClientContext e
         super(bufPool, ciphers);
 
         if (nextProtocols != null && nextProtocols.iterator().hasNext()) {
-            if (!JettyNpnSslEngine.isAvailable()) {
-                throw new SSLException("NPN/ALPN unsupported: " + nextProtocols);
-            }
 
             List<String> nextProtoList = new ArrayList<String>();
             for (String p: nextProtocols) {
diff -rupN netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslContext.java netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslContext.java
--- netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslContext.java	2014-08-06 20:56:29.000000000 +0200
+++ netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslContext.java	2015-01-30 08:23:09.590641116 +0100
@@ -165,7 +165,7 @@ public abstract class JdkSslContext exte
         if (nextProtocols().isEmpty()) {
             return engine;
         } else {
-            return new JettyNpnSslEngine(engine, nextProtocols(), isServer());
+            return null;
         }
     }
 
diff -rupN netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslServerContext.java netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslServerContext.java
--- netty-3.9.3.Final/src/main/java/org/jboss/netty/handler/ssl/JdkSslServerContext.java	2014-08-06 20:56:29.000000000 +0200
+++ netty-3.9.3.Final-mod/src/main/java/org/jboss/netty/handler/ssl/JdkSslServerContext.java	2015-01-30 08:23:19.097473868 +0100
@@ -114,9 +114,6 @@ public final class JdkSslServerContext e
         }
 
         if (nextProtocols != null && nextProtocols.iterator().hasNext()) {
-            if (!JettyNpnSslEngine.isAvailable()) {
-                throw new SSLException("NPN/ALPN unsupported: " + nextProtocols);
-            }
 
             List<String> list = new ArrayList<String>();
             for (String p: nextProtocols) {