diff --git a/config/config.php b/config/config.php
index d06cdd054f..c626fa0b8a 100644
--- a/config/config.php
+++ b/config/config.php
@@ -85,7 +85,7 @@ $config->file->maxSize = 1024 * 1024;          // Max size.
 $config->ipWhiteList = '*';
 
 /* View type settings. */ 
-//$config->devicePrefix['mhtml'] = 'm.';
+$config->devicePrefix = array();
 
 /* Master database settings. */
 $config->db = new stdclass();