diff --git a/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt b/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt
index 54519080..768323d7 100644
--- a/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt
+++ b/service/src/test/kotlin/com/sangdol/roomescape/order/OrderConcurrencyTest.kt
@@ -108,6 +108,8 @@ class OrderConcurrencyTest(
                     }
                 }
 
+                delay(10)
+
                 async {
                     assertThrows<OrderException> {
                         orderService.confirm(reservation.id, paymentConfirmRequest)