diff --git a/src/AbstractAMQPConnector.php b/src/AbstractAMQPConnector.php
index d90c314..3ef02b4 100644
--- a/src/AbstractAMQPConnector.php
+++ b/src/AbstractAMQPConnector.php
@@ -7,6 +7,12 @@
  * Abstract base class
  * @package celery-php
  */
+
+require_once __DIR__ . "/PECLAMQPConnector.php";
+require_once __DIR__ . "/AMQPLibConnector.php";
+require_once __DIR__ . "/AMQPLibConnectorSsl.php";
+require_once __DIR__ . "/RedisConnector.php";
+
 abstract class AbstractAMQPConnector
 {
     /**
diff --git a/src/Celery.php b/src/Celery.php
index f16bd50..5037258 100644
--- a/src/Celery.php
+++ b/src/Celery.php
@@ -43,6 +43,8 @@
 
 namespace Celery;
 
+require_once __DIR__ . "/CeleryAbstract.php";
+
 /**
  * Simple client for a Celery server
  *
@@ -64,7 +66,7 @@ class Celery extends CeleryAbstract
      * @param int result_expire Expire time for result queue, milliseconds (for AMQP exchanges only)
      * @param array ssl_options Used only for 'php-amqplib-ssl' connections, an associative array with values as defined here: http://php.net/manual/en/context.ssl.php
      */
-    public function __construct($host, $login, $password, $vhost, $exchange='celery', $binding='celery', $port=5672, $connector=false, $result_expire=0, $ssl_options=[])
+    public function __construct($host, $login, $password, $vhost, $exchange='celery', $binding='celery', $port=5672, $connector=false, $result_expire=0, $ssl_options=[], $reply_to="celeryresults")
     {
         $broker_connection = [
             'host' => $host,
@@ -76,7 +78,8 @@ public function __construct($host, $login, $password, $vhost, $exchange='celery'
             'port' => $port,
             'connector' => $connector,
             'result_expire' => $result_expire,
-            'ssl_options' => $ssl_options
+            'ssl_options' => $ssl_options,
+			'reply_to' => $reply_to
         ];
         $backend_connection = $broker_connection;
 
diff --git a/src/CeleryAbstract.php b/src/CeleryAbstract.php
index 019cd6b..cc59262 100644
--- a/src/CeleryAbstract.php
+++ b/src/CeleryAbstract.php
@@ -4,6 +4,10 @@
 
 use PhpAmqpLib\Exception\AMQPProtocolConnectionException;
 
+require_once __DIR__ . "/AbstractAMQPConnector.php";
+require_once __DIR__ . "/AsyncResult.php";
+require_once __DIR__ . "/CeleryConnectionException.php";
+
 /**
  * Client for a Celery server - abstract base class implementing actual logic
  * @package celery-php
@@ -20,13 +24,15 @@ abstract class CeleryAbstract
 
     private $isConnected = false;
 
+    public function getBackendConnection() { return $this->backend_connection;}
+
     private function SetDefaultValues($details)
     {
-        $defaultValues = ["host" => "", "login" => "", "password" => "", "vhost" => "", "exchange" => "celery", "binding" => "celery", "port" => 5672, "connector" => false, "persistent_messages" => false, "result_expire" => 0, "ssl_options" => []];
+        $defaultValues = ["host" => "", "login" => "", "password" => "", "vhost" => "", "exchange" => "celery", "binding" => "celery", "port" => 5672, "connector" => false, "persistent_messages" => false, "result_expire" => 0, "ssl_options" => [], "reply_to" => "celeryresults"];
 
         $returnValue = [];
 
-        foreach (['host', 'login', 'password', 'vhost', 'exchange', 'binding', 'port', 'connector', 'persistent_messages', 'result_expire', 'ssl_options'] as $detail) {
+        foreach (['host', 'login', 'password', 'vhost', 'exchange', 'binding', 'port', 'connector', 'persistent_messages', 'result_expire', 'ssl_options', 'reply_to'] as $detail) {
             if (!array_key_exists($detail, $details)) {
                 $returnValue[$detail] = $defaultValues[$detail];
             } else {
@@ -131,6 +137,7 @@ public function PostTask($task, $args, $async_result=true, $routing_key="celery"
             'content_type' => 'application/json',
             'content_encoding' => 'UTF-8',
             'immediate' => false,
+			'reply_to' => $this->broker_connection_details['reply_to']
         ];
 
         if ($this->broker_connection_details['persistent_messages']) {
diff --git a/src/CeleryConnectionException.php b/src/CeleryConnectionException.php
index a03ed3a..c15ec3b 100644
--- a/src/CeleryConnectionException.php
+++ b/src/CeleryConnectionException.php
@@ -2,6 +2,8 @@
 
 namespace Celery;
 
+require_once __DIR__ . "/CeleryException.php";
+
 /**
  * Emited by CeleryAbstract::PostTask() connection failures etc
  * @package celery-php