diff --git a/htdocs/compta/prelevement/class/bonprelevement.class.php b/htdocs/compta/prelevement/class/bonprelevement.class.php
index dbae962cd2f..022bb3f6c03 100644
--- a/htdocs/compta/prelevement/class/bonprelevement.class.php
+++ b/htdocs/compta/prelevement/class/bonprelevement.class.php
@@ -1997,7 +1997,7 @@ class BonPrelevement extends CommonObject
 			$XML_DEBITOR .= '				</DbtrAcct>'.$CrLf;
 			$XML_DEBITOR .= '				<RmtInf>'.$CrLf;
 			// A string with some information on payment - 140 max
-			$XML_DEBITOR .= '					<Ustrd>'.getDolGlobalString('PRELEVEMENT_USTRD', dol_trunc($row_ref.($row_comment ? ' - '.$row_comment : ''), 135, 'right', 'UTF-8', 1)).'</Ustrd>'.$CrLf; // Free unstuctured data - 140 max
+			$XML_DEBITOR .= '					<Ustrd>'.getDolGlobalString('PRELEVEMENT_USTRD', dolEscapeXML(dol_trunc(dol_string_nospecial(dol_string_unaccent($row_ref.($row_comment ? ' - '.$row_comment : '')), ''), 135, 'right', 'UTF-8', 1))).'</Ustrd>'.$CrLf; // Free unstuctured data - 140 max
 			$XML_DEBITOR .= '				</RmtInf>'.$CrLf;
 			$XML_DEBITOR .= '			</DrctDbtTxInf>'.$CrLf;
 			return $XML_DEBITOR;
@@ -2066,7 +2066,7 @@ class BonPrelevement extends CommonObject
 			$XML_CREDITOR .= '				</CdtrAcct>'.$CrLf;
 			$XML_CREDITOR .= '				<RmtInf>'.$CrLf;
 			// A string with some information on payment - 140 max
-			$XML_CREDITOR .= '					<Ustrd>'.getDolGlobalString('CREDITTRANSFER_USTRD', dol_trunc($row_ref.($row_comment ? ' - '.$row_comment : ''), 135, 'right', 'UTF-8', 1)).'</Ustrd>'.$CrLf; // Free unstructured data - 140 max
+			$XML_CREDITOR .= '					<Ustrd>'.getDolGlobalString('CREDITTRANSFER_USTRD', dolEscapeXML(dol_trunc(dol_string_nospecial(dol_string_unaccent($row_ref.($row_comment ? ' - '.$row_comment : '')), '')), 135, 'right', 'UTF-8', 1)).'</Ustrd>'.$CrLf; // Free unstructured data - 140 max
 			$XML_CREDITOR .= '				</RmtInf>'.$CrLf;
 			$XML_CREDITOR .= '			</CdtTrfTxInf>'.$CrLf;
 			return $XML_CREDITOR;