diff --git a/includes/class-wc-frontend-scripts.php b/includes/class-wc-frontend-scripts.php
index b7c1e688b47..d85a019d54c 100644
--- a/includes/class-wc-frontend-scripts.php
+++ b/includes/class-wc-frontend-scripts.php
@@ -509,7 +509,7 @@ class WC_Frontend_Scripts {
 					'remove_coupon_nonce'       => wp_create_nonce( 'remove-coupon' ),
 					'option_guest_checkout'     => get_option( 'woocommerce_enable_guest_checkout' ),
 					'checkout_url'              => WC_AJAX::get_endpoint( 'checkout' ),
-					'is_checkout'               => is_page( wc_get_page_id( 'checkout' ) ) && empty( $wp->query_vars['order-pay'] ) && ! isset( $wp->query_vars['order-received'] ) ? 1 : 0,
+					'is_checkout'               => is_checkout() && empty( $wp->query_vars['order-pay'] ) && ! isset( $wp->query_vars['order-received'] ) ? 1 : 0,
 					'debug_mode'                => defined( 'WP_DEBUG' ) && WP_DEBUG,
 					'i18n_checkout_error'       => esc_attr__( 'Error processing checkout. Please try again.', 'woocommerce' ),
 				);