diff --git a/api/etemplate.php b/api/etemplate.php
index a568a214e0..e9d17bdbe2 100644
--- a/api/etemplate.php
+++ b/api/etemplate.php
@@ -17,7 +17,7 @@ const ADD_ET2_PREFIX_REGEXP = '#<((/?)([vh]?box|date(-time[^\s]*|-duration|-sinc
 const ADD_ET2_PREFIX_LAST_GROUP = 6;
 
 // unconditional of legacy add et2- prefix to this widgets
-const ADD_ET2_PREFIX_LEGACY_REGEXP = '#<(description|label|image|vfs-mime|vfs-uid|vfs-gid|link|link-string|link-list)\s([^>]+)/>#m';
+const ADD_ET2_PREFIX_LEGACY_REGEXP = '#<(description|label|image|vfs-mime|vfs-uid|vfs-gid|link|link-string|link-list|favorites)\s([^>]+)/>#m';
 
 // switch evtl. set output-compression off, as we can't calculate a Content-Length header with transparent compression
 ini_set('zlib.output_compression', 0);