diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 19aa36e09bc..2c8f87291c4 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -2088,7 +2088,7 @@ class Facture extends CommonInvoice
 			$facligne->rang = -1;
 			$facligne->info_bits = 2;
 
-			if (!empty($conf->global->MAIN_VIEW_LINE_NUMBER)) {
+			if (!empty($conf->global->MAIN_ADD_LINE_AT_POSITION)) {
 				$facligne->rang = 1;
 				$linecount = count($this->lines);
 				for ($ii = 1; $ii <= $linecount; $ii++) {
diff --git a/htdocs/core/tpl/objectline_create.tpl.php b/htdocs/core/tpl/objectline_create.tpl.php
index b0c33e934fc..887ed5c0b7e 100644
--- a/htdocs/core/tpl/objectline_create.tpl.php
+++ b/htdocs/core/tpl/objectline_create.tpl.php
@@ -311,7 +311,7 @@ if ($nolinesbefore) {
 			echo '</span>';
 		}
 
-		if (!empty($conf->global->MAIN_VIEW_LINE_NUMBER)) {
+		if (!empty($conf->global->MAIN_ADD_LINE_AT_POSITION)) {
 			echo '<br>'.$langs->trans('AddLineOnPosition').' : <input type="number" name="rank" step="1" min="0" style="width: 5em;">';
 		}
 
diff --git a/htdocs/fourn/class/fournisseur.facture.class.php b/htdocs/fourn/class/fournisseur.facture.class.php
index 04c49d1065e..cc2de5b9df9 100644
--- a/htdocs/fourn/class/fournisseur.facture.class.php
+++ b/htdocs/fourn/class/fournisseur.facture.class.php
@@ -1143,7 +1143,7 @@ class FactureFournisseur extends CommonInvoice
 			$facligne->rang = -1;
 			$facligne->info_bits = 2;
 
-			if (!empty($conf->global->MAIN_VIEW_LINE_NUMBER)) {
+			if (!empty($conf->global->MAIN_ADD_LINE_AT_POSITION)) {
 				$facligne->rang = 1;
 				$linecount = count($this->lines);
 				for ($ii = 1; $ii <= $linecount; $ii++) {