diff --git a/ticket.php b/ticket.php
index c9c82969..ca898d4e 100644
--- a/ticket.php
+++ b/ticket.php
@@ -864,7 +864,7 @@ if (isset($_GET['ticket_id'])) {
 
         require_once "ticket_merge_modal.php";
 
-        if ($config_module_enabled_accounting) {
+        if ($config_module_enable_accounting) {
             require_once "ticket_edit_billable_modal.php";
             require_once "ticket_invoice_add_modal.php";
         }
diff --git a/ticket_edit_modal.php b/ticket_edit_modal.php
index 48273dad..2313e61a 100644
--- a/ticket_edit_modal.php
+++ b/ticket_edit_modal.php
@@ -62,7 +62,7 @@
                                 </div>
                             </div>
 
-                            <?php if ($config_module_enabled_accounting) {
+                            <?php if ($config_module_enable_accounting) {
                                 ?>
                             <div class="form-group">
                                 <label>Billable</label>
diff --git a/tickets.php b/tickets.php
index 04ddafe3..8c70b8dd 100644
--- a/tickets.php
+++ b/tickets.php
@@ -251,7 +251,7 @@ $user_active_assigned_tickets = intval($row['total_tickets_assigned']);
                     <th><a class="text-dark"
                         href="?<?php echo $url_query_strings_sort; ?>&sort=client_name&order=<?php echo $disp; ?>">Client / Contact</a>
                     </th>
-                    <?php if ($config_module_enabled_accounting) {
+                    <?php if ($config_module_enable_accounting) {
                         ?>
                         <th class="text-center"><a class="text-dark"
                             href="?<?php echo $url_query_strings_sort; ?>&sort=ticket_billable&order=<?php echo $disp; ?>">Billable</a>
@@ -401,8 +401,7 @@ $user_active_assigned_tickets = intval($row['total_tickets_assigned']);
 
                         require "ticket_edit_priority_modal.php";
 
-
-                        if ($config_module_enabled_accounting) {
+                        if ($config_module_enable_accounting) {
                             require "ticket_edit_billable_modal.php";
                         }