diff --git a/htdocs/admin/barcode.php b/htdocs/admin/barcode.php
index e72c4427f08..e16f64d1515 100644
--- a/htdocs/admin/barcode.php
+++ b/htdocs/admin/barcode.php
@@ -233,7 +233,7 @@ if (isModEnabled('product')) {
 					print '</td>';
 					print '<td class="nowrap">'.$modBarCode->getExample($langs)."</td>\n";
 
-					if (getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM') && $conf->global->BARCODE_PRODUCT_ADDON_NUM == "$file") {
+					if (getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM') == "$file") {
 						print '<td class="center"><a class="reposition" href="'.$_SERVER['PHP_SELF'].'?action=setbarcodeproductoff&token='.newToken().'&amp;value='.urlencode($file).'">';
 						print img_picto($langs->trans("Activated"), 'switch_on');
 						print '</a></td>';
diff --git a/htdocs/barcode/codeinit.php b/htdocs/barcode/codeinit.php
index 5edc67dda71..de1f4f96e4d 100644
--- a/htdocs/barcode/codeinit.php
+++ b/htdocs/barcode/codeinit.php
@@ -184,7 +184,7 @@ if (getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM')) {
 				if (preg_match('/^mod_barcode_product_.*php$/', $file)) {
 					$file = substr($file, 0, dol_strlen($file) - 4);
 
-					if ($file == $conf->global->BARCODE_PRODUCT_ADDON_NUM) {
+					if ($file == getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM')) {
 						try {
 							dol_include_once($dirroot.$file.'.php');
 						} catch (Exception $e) {
diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index c418ac59c21..ba92ea90cf4 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -1279,7 +1279,7 @@ llxHeader('', $title, $help_url, '', 0, 0, '', '', '', 'mod-product page-card');
 // Load object modBarCodeProduct
 $res = 0;
 if (isModEnabled('barcode') && getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM')) {
-	$module = strtolower($conf->global->BARCODE_PRODUCT_ADDON_NUM);
+	$module = strtolower(getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM'));
 	$dirbarcode = array_merge(array('/core/modules/barcode/'), $conf->modules_parts['barcode']);
 	foreach ($dirbarcode as $dirroot) {
 		$res = dol_include_once($dirroot.$module.'.php');
diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index a492d384432..50b65edf285 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -1036,7 +1036,7 @@ class Product extends CommonObject
 		// phpcs:enable
 		global $conf;
 		if (isModEnabled('barcode') && getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM')) {
-			$module = strtolower($conf->global->BARCODE_PRODUCT_ADDON_NUM);
+			$module = strtolower(getDolGlobalString('BARCODE_PRODUCT_ADDON_NUM'));
 
 			$dirsociete = array_merge(array('/core/modules/barcode/'), $conf->modules_parts['barcode']);
 			foreach ($dirsociete as $dirroot) {