diff --git a/analytics-wordpress.php b/analytics-wordpress.php
index e50e5c2..05cbd66 100644
--- a/analytics-wordpress.php
+++ b/analytics-wordpress.php
@@ -82,6 +82,8 @@ public static function track( $event, $properties = array(), $options = array()
 
 	public static function page( $name, $properties = array() ) {}
 
+	public static function alias( $from, $to, $context = '' ) {}
+
 }
 
 class Segment_Analytics_WordPress {