diff --git a/htdocs/compta/prelevement/class/bonprelevement.class.php b/htdocs/compta/prelevement/class/bonprelevement.class.php
index bc32d090f84..d7489b8aca0 100644
--- a/htdocs/compta/prelevement/class/bonprelevement.class.php
+++ b/htdocs/compta/prelevement/class/bonprelevement.class.php
@@ -1594,7 +1594,7 @@ class BonPrelevement extends CommonObject
 		$XML_DEBITOR .='				</DbtrAcct>'.$CrLf;
 		$XML_DEBITOR .='				<RmtInf>'.$CrLf;
 	//	$XML_DEBITOR .='					<Ustrd>'.($row_facnumber.'/'.$Rowing.'/'.$Rum).'</Ustrd>'.$CrLf;
-		$XML_DEBITOR .='					<Ustrd>'.$row_facnumber.'</Ustrd>'.$CrLf;
+		$XML_DEBITOR .='					<Ustrd>'.dol_trunc($row_facnumber, 135).'</Ustrd>'.$CrLf;        // 140 max
 		$XML_DEBITOR .='				</RmtInf>'.$CrLf;
 		$XML_DEBITOR .='			</DrctDbtTxInf>'.$CrLf;
 		return $XML_DEBITOR;
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 1dfd45c4880..0bcfe4ca6eb 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -2230,7 +2230,7 @@ function dol_print_graph($htmlid,$width,$height,$data,$showlegend=0,$type='pie',
  *	@param	string	$trunc				Where to trunc: right, left, middle (size must be a 2 power), wrap
  * 	@param	string	$stringencoding		Tell what is source string encoding
  *  @param	int		$nodot				Truncation do not add ... after truncation. So it's an exact truncation.
- *  @param  int     $display            Trunc is use to display and can be changed for small screen
+ *  @param  int     $display            Trunc is use to display and can be changed for small screen. TODO Remove this param (must be dealt with CSS)
  *	@return string						Truncated string
  */
 function dol_trunc($string,$size=40,$trunc='right',$stringencoding='UTF-8',$nodot=0, $display=0)