diff --git a/GCMPushMessage.php b/GCMPushMessage.php
index 38e6bba..c59f5d2 100644
--- a/GCMPushMessage.php
+++ b/GCMPushMessage.php
@@ -29,7 +29,7 @@ class GCMPushMessage {
 		Constructor
 		@param $apiKeyIn the server API key
 	*/
-	function GCMPushMessage($apiKeyIn){
+	function __construct($apiKeyIn){
 		$this->serverApiKey = $apiKeyIn;
 	}