diff --git a/app/Controllers/Giftcards.php b/app/Controllers/Giftcards.php
index e685177fe..5eef50a6c 100644
--- a/app/Controllers/Giftcards.php
+++ b/app/Controllers/Giftcards.php
@@ -174,7 +174,7 @@ class Giftcards extends Secure_Controller
 	{
 		$giftcard_amount = prepare_decimal($this->request->getPost('giftcard_amount'));
 		$parsed_value = filter_var($giftcard_amount, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
-		echo json_encode (['success' => $parsed_value !== false, 'giftcard_amount' => to_currency_no_money($parsed_value)]);
+		echo json_encode (['success' => $parsed_value !== false && $parsed_value > 0, 'giftcard_amount' => to_currency_no_money($parsed_value)]);
 	}
 
 	/**