diff --git a/app/Ninja/Datatables/InvoiceDatatable.php b/app/Ninja/Datatables/InvoiceDatatable.php
index c02b4f0a23ab..f76144b3faeb 100644
--- a/app/Ninja/Datatables/InvoiceDatatable.php
+++ b/app/Ninja/Datatables/InvoiceDatatable.php
@@ -129,7 +129,7 @@ class InvoiceDatatable extends EntityDatatable
                     return "javascript:submitForm_{$entityType}('markPaid', {$model->public_id})";
                 },
                 function ($model) use ($entityType) {
-                    return $entityType == ENTITY_INVOICE && $model->balance > 0 && Auth::user()->can('editByOwner', [ENTITY_INVOICE, $model->user_id]);
+                    return $entityType == ENTITY_INVOICE && $model->balance != 0 && Auth::user()->can('editByOwner', [ENTITY_INVOICE, $model->user_id]);
                 },
             ],
             [