diff --git a/RabbitMq/Fallback.php b/RabbitMq/Fallback.php
index e946ccaf..92f021e7 100644
--- a/RabbitMq/Fallback.php
+++ b/RabbitMq/Fallback.php
@@ -4,7 +4,15 @@
 
 class Fallback implements ProducerInterface
 {
-    public function publish($msgBody, $routingKey = '', $additionalProperties = array())
+    /**
+     * Publish a message
+     *
+     * @param string $msgBody
+     * @param string $routingKey
+     * @param array $additionalProperties
+     * @param array $headers
+     */
+    public function publish($msgBody, $routingKey = '', $additionalProperties = array(), array $headers = null)
     {
         return false;
     }
diff --git a/RabbitMq/ProducerInterface.php b/RabbitMq/ProducerInterface.php
index b4e166c1..eee136e8 100644
--- a/RabbitMq/ProducerInterface.php
+++ b/RabbitMq/ProducerInterface.php
@@ -10,6 +10,7 @@ interface ProducerInterface
      * @param string $msgBody
      * @param string $routingKey
      * @param array $additionalProperties
+     * @param array $headers
      */
-    public function publish($msgBody, $routingKey = '', $additionalProperties = array());
+    public function publish($msgBody, $routingKey = '', $additionalProperties = array(), array $headers = null);
 }