diff --git a/includes/class-omise-capabilities.php b/includes/class-omise-capabilities.php
index 86478b18..c0a73478 100644
--- a/includes/class-omise-capabilities.php
+++ b/includes/class-omise-capabilities.php
@@ -98,6 +98,10 @@ public static function isFromCheckoutPage()
 			return false;
 		}
 
+		if (wp_doing_ajax() && $_GET['wc-ajax'] == 'update_order_review') {
+			return true;
+		}
+		
 		$endpoints = ['checkout', 'batch', 'cart', 'cart/select-shipping-rate'];
 
 		foreach($endpoints as $endpoint) {
diff --git a/tests/unit/includes/class-omise-capabilities-test.php b/tests/unit/includes/class-omise-capabilities-test.php
index 093c5cc0..eca9a154 100644
--- a/tests/unit/includes/class-omise-capabilities-test.php
+++ b/tests/unit/includes/class-omise-capabilities-test.php
@@ -124,6 +124,8 @@ public function test_ajax_call_to_store_api_calls_omise_capability_api($request,
 		}
 		Brain\Monkey\Functions\expect('home_url')
 			->andReturn('/');
+		Brain\Monkey\Functions\expect('wp_doing_ajax')
+			->andReturn(false);
 
 		$_SERVER['REQUEST_URI'] = '/';
 		if ($server_request_uri) {