diff --git a/htdocs/accountancy/customer/lines.php b/htdocs/accountancy/customer/lines.php
index 4a8080ab8b4..469f29ad3c7 100644
--- a/htdocs/accountancy/customer/lines.php
+++ b/htdocs/accountancy/customer/lines.php
@@ -85,7 +85,7 @@ if (!$sortorder) {
 }
 
 // Security check
-if (empty($conf->accounting->enabled)) {
+if (!isModEnabled('accounting')) {
 	accessforbidden();
 }
 if ($user->socid > 0) {
diff --git a/htdocs/accountancy/customer/list.php b/htdocs/accountancy/customer/list.php
index b2a127e86a4..4038bb4b5bc 100644
--- a/htdocs/accountancy/customer/list.php
+++ b/htdocs/accountancy/customer/list.php
@@ -104,7 +104,7 @@ $accountingAccount = new AccountingAccount($db);
 $chartaccountcode = dol_getIdFromCode($db, $conf->global->CHARTOFACCOUNTS, 'accounting_system', 'rowid', 'pcg_version');
 
 // Security check
-if (empty($conf->accounting->enabled)) {
+if (!isModEnabled('accounting')) {
 	accessforbidden();
 }
 if ($user->socid > 0) {