diff --git a/app/Filament/Pages/InvoicePendingReason.php b/app/Filament/Pages/InvoicePendingReason.php
index b87e403..851d792 100644
--- a/app/Filament/Pages/InvoicePendingReason.php
+++ b/app/Filament/Pages/InvoicePendingReason.php
@@ -135,9 +135,11 @@ class InvoicePendingReason extends Page
                     TextInput::make('remark')
                     ->label('Remark')
                     ->reactive()
-                        ->extraAttributes([
-                            'wire:keydown.enter.prevent' => 'addRemark($event.target.value)',
-                        ])
+                    ->maxLength(20)
+                    ->helperText('Max 20 characters allowed.')
+                    ->extraAttributes([
+                        'wire:keydown.enter.prevent' => 'addRemark($event.target.value)',
+                    ])
                     ->autofocus()
                     ->required(),
                 ])