diff --git a/htdocs/core/lib/ajax.lib.php b/htdocs/core/lib/ajax.lib.php
index a6d269a6bb2..63d4605b8fb 100644
--- a/htdocs/core/lib/ajax.lib.php
+++ b/htdocs/core/lib/ajax.lib.php
@@ -187,7 +187,7 @@ function ajax_autocompleter($selected, $htmlname, $url, $urloption = '', $minLen
 							$("#'.$htmlnamejquery.'").attr("data-ref-customer", ui.item.ref_customer);
 							$("#'.$htmlnamejquery.'").attr("data-tvatx", ui.item.tva_tx);
 	';
-	if (!empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY)) {
+	if (!empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY) || !empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES)) {
 		$script .= '
 							// For customer price when PRODUIT_CUSTOMER_PRICES_BY_QTY is on
 							$("#'.$htmlnamejquery.'").attr("data-pbq", ui.item.pbq);
diff --git a/htdocs/core/tpl/objectline_create.tpl.php b/htdocs/core/tpl/objectline_create.tpl.php
index 5ce4ab76448..f4e83192ac4 100644
--- a/htdocs/core/tpl/objectline_create.tpl.php
+++ b/htdocs/core/tpl/objectline_create.tpl.php
@@ -911,7 +911,7 @@ if (!empty($usemargins) && $user->rights->margins->creer) {
 		?>
 
 		<?php
-		if (!empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY)) {?>
+		if (!empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY) || !empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES)) {?>
 		/* To process customer price per quantity (PRODUIT_CUSTOMER_PRICES_BY_QTY works only if combo product is not an ajax after x key pressed) */
 		var pbq = parseInt($('option:selected', this).attr('data-pbq'));				// When select is done from HTML select
 		if (isNaN(pbq)) { pbq = jQuery('#idprod').attr('data-pbq');	}					// When select is done from HTML input with autocomplete