diff --git a/htdocs/core/lib/doc.lib.php b/htdocs/core/lib/doc.lib.php
index d1a7cea5d9a..92cc140f299 100644
--- a/htdocs/core/lib/doc.lib.php
+++ b/htdocs/core/lib/doc.lib.php
@@ -78,12 +78,12 @@ function doc_getlinedesc($line, $outputlangs, $hideref = 0, $hidedesc = 0, $issu
 		if ($desc == '(CREDIT_NOTE)' && $line->fk_remise_except) {
 			$discount = new DiscountAbsolute($db);
 			$discount->fetch($line->fk_remise_except);
-			$sourceref = !empty($discount->discount_type) ? $discount->ref_invoive_supplier_source : $discount->ref_facture_source;
+			$sourceref = !empty($discount->discount_type) ? $discount->ref_invoice_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);
-			$sourceref = !empty($discount->discount_type) ? $discount->ref_invoive_supplier_source : $discount->ref_facture_source;
+			$sourceref = !empty($discount->discount_type) ? $discount->ref_invoice_supplier_source : $discount->ref_facture_source;
 			$libelleproduitservice = $outputlangs->transnoentitiesnoconv("DiscountFromDeposit", $sourceref);
 			// Add date of deposit
 			if (!empty($conf->global->INVOICE_ADD_DEPOSIT_DATE)) {