diff --git a/framework/ActiveSync/lib/Horde/ActiveSync/Message/Base.php b/framework/ActiveSync/lib/Horde/ActiveSync/Message/Base.php
index e5b96ef4d1a..7558bc42ac3 100644
--- a/framework/ActiveSync/lib/Horde/ActiveSync/Message/Base.php
+++ b/framework/ActiveSync/lib/Horde/ActiveSync/Message/Base.php
@@ -88,7 +88,7 @@ class Horde_ActiveSync_Message_Base
     protected $_supported = array();
 
     /**
-     * Existance cache, used for working with ghosted properties.
+     * Existence cache, used for working with ghosted properties.
      *
      * @var array
      */