diff --git a/src/main/java/io/sinistral/proteus/server/handlers/HandlerGenerator.java b/src/main/java/io/sinistral/proteus/server/handlers/HandlerGenerator.java
index 6cc0680..58be0d6 100644
--- a/src/main/java/io/sinistral/proteus/server/handlers/HandlerGenerator.java
+++ b/src/main/java/io/sinistral/proteus/server/handlers/HandlerGenerator.java
@@ -65,6 +65,7 @@
 import io.undertow.server.HttpHandler;
 import io.undertow.server.HttpServerExchange;
 import io.undertow.server.RoutingHandler;
+import io.undertow.server.handlers.RequestBufferingHandler;
 import io.undertow.util.Headers;
 import io.undertow.util.HttpString;
 import net.openhft.compiler.CompilerUtils;
@@ -1283,7 +1284,7 @@ else if (producesContentType.contains(MediaType.TEXT_HTML))
 
 			if(isBlocking)
 			{
-				handlerName = "new io.undertow.server.handlers.BlockingHandler(" + handlerName + ")";
+				handlerName = "new io.undertow.server.handlers.BlockingHandler(new io.undertow.server.handlers.RequestBufferingHandler.Wrapper(1).wrap(" + handlerName + "))";
 			}
 			
 			if (wrapAnnotation.isPresent() || typeLevelHandlerWrapperMap.size() > 0 || securityDefinitions.size() > 0)
diff --git a/src/main/java/io/sinistral/proteus/server/handlers/ServerFallbackHandler.java b/src/main/java/io/sinistral/proteus/server/handlers/ServerFallbackHandler.java
index 669fcb9..b98df25 100644
--- a/src/main/java/io/sinistral/proteus/server/handlers/ServerFallbackHandler.java
+++ b/src/main/java/io/sinistral/proteus/server/handlers/ServerFallbackHandler.java
@@ -17,7 +17,7 @@ public class ServerFallbackHandler implements HttpHandler
 		@Override
 		public void handleRequest(HttpServerExchange exchange) throws Exception
 		{
-			  exchange.setResponseCode(404);
+			  exchange.setStatusCode(404);
 		      exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "text/plain");
 		      exchange.getResponseSender().send("Page Not Found!!");
 			
diff --git a/src/main/java/io/sinistral/proteus/server/predicates/ServerPredicates.java b/src/main/java/io/sinistral/proteus/server/predicates/ServerPredicates.java
index 9f30714..e7da28c 100644
--- a/src/main/java/io/sinistral/proteus/server/predicates/ServerPredicates.java
+++ b/src/main/java/io/sinistral/proteus/server/predicates/ServerPredicates.java
@@ -19,12 +19,23 @@
  */
 public class ServerPredicates
 {
-	public static final Predicate JSON_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), MediaType.APPLICATION_JSON.contentType(), MediaType.APPLICATION_JSON.withCharset("utf-8"));
- 	public static final Predicate XML_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), MediaType.APPLICATION_XML.contentType(),MediaType.APPLICATION_XML.withCharset("utf-8"));
+	
+	public static final String JSON_REGEX = "^(application\\/(json|x-javascript)|text\\/(json|x-javascript|x-json))(;.*)?$";
+	
+	public static final String XML_REGEX = "^(application\\/(xml|xhtml\\+xml)|text\\/xml)(;.*)?$";
+	
+	public static final Predicate JSON_PREDICATE = Predicates.regex(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), JSON_REGEX);
+	public static final Predicate XML_PREDICATE = Predicates.regex(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), XML_REGEX);
+
+	//public static final Predicate JSON_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), MediaType.APPLICATION_JSON.contentType(), MediaType.APPLICATION_JSON.withCharset("utf-8"));
+	//public static final Predicate XML_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.CONTENT_TYPE), MediaType.APPLICATION_XML.contentType(),MediaType.APPLICATION_XML.withCharset("UTF-8"));
+	
 	public static final Predicate WILDCARD_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.ANY.contentType());
 	public static final Predicate NO_WILDCARD_PREDICATE = Predicates.not(Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.ANY.contentType())); 
-	public static final Predicate ACCEPT_JSON_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.APPLICATION_JSON.contentType(),MediaType.APPLICATION_JSON.withCharset("utf-8").toString());
- 	public static final Predicate ACCEPT_XML_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.APPLICATION_XML.contentType(),MediaType.APPLICATION_XML.withCharset("utf-8").toString()); 
+	//public static final Predicate ACCEPT_JSON_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.APPLICATION_JSON.contentType(),MediaType.APPLICATION_JSON.withCharset("UTF-8").toString());
+	public static final Predicate ACCEPT_JSON_PREDICATE = Predicates.regex(ExchangeAttributes.requestHeader(Headers.ACCEPT), JSON_REGEX);
+	public static final Predicate ACCEPT_XML_PREDICATE = Predicates.regex(ExchangeAttributes.requestHeader(Headers.ACCEPT), XML_REGEX);; 
+	//public static final Predicate ACCEPT_XML_PREDICATE = Predicates.contains(ExchangeAttributes.requestHeader(Headers.ACCEPT), MediaType.APPLICATION_XML.contentType(),MediaType.APPLICATION_XML.withCharset("UTF-8").toString()); 
     public static final Predicate ACCEPT_XML_EXCLUSIVE_PREDICATE = Predicates.and(ACCEPT_XML_PREDICATE, NO_WILDCARD_PREDICATE ); 
  	public static final Predicate MAX_CONTENT_SIZE_PREDICATE = new MaxRequestContentLengthPredicate.Builder().build(Collections.singletonMap("value", 0L));
     public static final Predicate STRING_BODY_PREDICATE = Predicates.and(Predicates.or(JSON_PREDICATE,XML_PREDICATE), MAX_CONTENT_SIZE_PREDICATE );
diff --git a/src/test/java/io/sinistral/proteus/controllers/Tests.java b/src/test/java/io/sinistral/proteus/controllers/Tests.java
index 6604bcf..fde4af7 100644
--- a/src/test/java/io/sinistral/proteus/controllers/Tests.java
+++ b/src/test/java/io/sinistral/proteus/controllers/Tests.java
@@ -39,6 +39,7 @@
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import io.undertow.server.HttpServerExchange;
+import io.undertow.server.handlers.RequestBufferingHandler;
 
 /**
  * @author jbauer
@@ -65,6 +66,8 @@ public class Tests
 	@ApiOperation(value = "Json serialization endpoint",   httpMethod = "GET" )
 	public void exchangeJsonSerialize(HttpServerExchange exchange)
 	{ 
+	     
+		
 		response( JsonStream.serialize(ImmutableMap.of("message", "Hello, World!")) ).applicationJson().send(exchange);
 	}