diff --git a/htdocs/core/lib/doc.lib.php b/htdocs/core/lib/doc.lib.php
index 447c7c2149e..ae8410bd188 100644
--- a/htdocs/core/lib/doc.lib.php
+++ b/htdocs/core/lib/doc.lib.php
@@ -73,15 +73,15 @@ function doc_getlinedesc($line,$outputlangs,$hideref=0,$hidedesc=0,$issupplierli
 		{
 			$discount=new DiscountAbsolute($db);
 			$discount->fetch($line->fk_remise_except);
-			$sourceref=!empty($discount_type)?$discount->ref_invoive_supplier_source:$discount->ref_facture_source;
+			$sourceref=!empty($discount->discount_type)?$discount->ref_invoive_supplier_source:$discount->ref_facture_source;
 			$libelleproduitservice=$outputlangs->transnoentitiesnoconv("DiscountFromCreditNote",$sourceref);
 		}
 		elseif ($desc == '(DEPOSIT)' && $line->fk_remise_except)
 		{
 		    $discount=new DiscountAbsolute($db);
 		    $discount->fetch($line->fk_remise_except);
-		    $libelleproduitservice=$outputlangs->transnoentitiesnoconv("DiscountFromDeposit",$discount->ref_facture_source);
-		    $sourceref=!empty($discount_type)?$discount->ref_invoive_supplier_source:$discount->ref_facture_source;
+		    $sourceref=!empty($discount->discount_type)?$discount->ref_invoive_supplier_source:$discount->ref_facture_source;
+		    $libelleproduitservice=$outputlangs->transnoentitiesnoconv("DiscountFromDeposit",$sourceref);
 		    // Add date of deposit
 		    if (! empty($conf->global->INVOICE_ADD_DEPOSIT_DATE)) $libelleproduitservice.=' ('.dol_print_date($discount->datec,'day','',$outputlangs).')';
 		}