diff --git a/tests/unit-tests/caches.php b/tests/unit-tests/caches.php
index 8cf3ac3b..7d2627c6 100644
--- a/tests/unit-tests/caches.php
+++ b/tests/unit-tests/caches.php
@@ -18,6 +18,8 @@ function test_temp_disable() {
 	}
 
 	function test_shipment_order_cache() {
+		update_option( 'woocommerce_custom_orders_table_enabled', 'yes' );
+
 		$shipment = ShipmentHelper::create_simple_shipment();
 		$order = wc_get_order( $shipment->get_order_id() );