Index: /lib/helper_functions.inc.php
===================================================================
--- /lib/helper_functions.inc.php	(revision 6236)
+++ /lib/helper_functions.inc.php	(revision 6237)
@@ -910,4 +910,5 @@
 		{
 		
+			$TC->view['field_name'] .= '[]';
 			$TC->view['atts_select'] .= ' size="'.$conf['multiple'].'" multiple=""multiple" ';