diff --git a/htdocs/core/class/commoninvoice.class.php b/htdocs/core/class/commoninvoice.class.php
index fad07e2e7c3..9d3538bc5fe 100644
--- a/htdocs/core/class/commoninvoice.class.php
+++ b/htdocs/core/class/commoninvoice.class.php
@@ -351,7 +351,7 @@ abstract class CommonInvoice extends CommonObject
 				$sql.= ' WHERE rc.fk_invoice_supplier_source=f.rowid AND rc.fk_invoice_supplier = '.$this->id;
 				$sql.= ' AND (f.type = 2 OR f.type = 0 OR f.type = 3)';	// Find discount coming from credit note or excess received or credit note
 			}
-			
+
 			$resql=$this->db->query($sql);
 			if ($resql)
 			{