diff --git a/spring-boot-modules/spring-boot-libraries-3/src/main/java/com/baeldung/springmodulith/application/events/rewards/LoyaltyPointsService.java b/spring-boot-modules/spring-boot-libraries-3/src/main/java/com/baeldung/springmodulith/application/events/rewards/LoyaltyPointsService.java
index 20af0caa6f..3febcf0d66 100644
--- a/spring-boot-modules/spring-boot-libraries-3/src/main/java/com/baeldung/springmodulith/application/events/rewards/LoyaltyPointsService.java
+++ b/spring-boot-modules/spring-boot-libraries-3/src/main/java/com/baeldung/springmodulith/application/events/rewards/LoyaltyPointsService.java
@@ -7,8 +7,7 @@ import org.springframework.stereotype.Service;
 @Service
 public class LoyaltyPointsService {
 
-	public static final int ORDER_COMPLETED_POINTS = 10;
-	public static final int SING_UP_POINTS = 50;
+	public static final int ORDER_COMPLETED_POINTS = 60;
 	private final LoyalCustomersRepository loyalCustomers;
 
 	public LoyaltyPointsService(LoyalCustomersRepository loyalCustomers) {
@@ -17,11 +16,7 @@ public class LoyaltyPointsService {
 
 	@EventListener
 	public void onOrderCompleted(OrderCompletedEvent event) {
-		if (loyalCustomers.find(event.customerId()).isEmpty()) {
-			loyalCustomers.save(event.customerId());
-			loyalCustomers.awardPoints(event.customerId(), SING_UP_POINTS);
-		}
-
+		// business logic to award points to loyal customers
 		loyalCustomers.awardPoints(event.customerId(), ORDER_COMPLETED_POINTS);
 	}
 
diff --git a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventListenerUnitTest.java b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventListenerUnitTest.java
index b8ad79e6f1..104cc1690d 100644
--- a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventListenerUnitTest.java
+++ b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventListenerUnitTest.java
@@ -16,7 +16,7 @@ import com.baeldung.springmodulith.application.events.rewards.LoyalCustomersRepo
 
 @SpringBootTest
 @ComponentScan(basePackages = "com.baeldung.springmodulith.application.events")
-public class EventListenerUnitTest {
+class EventListenerUnitTest {
 
 	@Autowired
 	private LoyalCustomersRepository customers;
@@ -31,9 +31,9 @@ public class EventListenerUnitTest {
 		testEventPublisher.publishEvent(event);
 
 		assertThat(customers.find("customer-1"))
-			.isPresent().get()
-			.hasFieldOrPropertyWithValue("customerId", "customer-1")
-			.hasFieldOrPropertyWithValue("points", 60);
+		  .isPresent().get()
+		  .hasFieldOrPropertyWithValue("customerId", "customer-1")
+		  .hasFieldOrPropertyWithValue("points", 60);
 	}
 
 }
diff --git a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventPublisherUnitTest.java b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventPublisherUnitTest.java
index 0989bb5fd3..16f20defc3 100644
--- a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventPublisherUnitTest.java
+++ b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventPublisherUnitTest.java
@@ -1,18 +1,17 @@
 package com.baeldung.springmodulith.application.events;
 
-import static org.assertj.core.api.Assertions.assertThat;
-
+import com.baeldung.springmodulith.application.events.orders.OrderService;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.context.annotation.ComponentScan;
 
-import com.baeldung.springmodulith.application.events.orders.OrderService;
+import static org.assertj.core.api.Assertions.assertThat;
 
 @SpringBootTest
 @ComponentScan(basePackages = "com.baeldung.springmodulith.application.events")
-public class EventPublisherUnitTest {
+class EventPublisherUnitTest {
 
 	@Autowired
 	OrderService orderService;
@@ -30,10 +29,10 @@ public class EventPublisherUnitTest {
 		orderService.placeOrder("customer1", "product1", "product2");
 
 		assertThat(testEventListener.getEvents())
-			.hasSize(1).first()
-			.hasFieldOrPropertyWithValue("customerId", "customer1")
-			.hasFieldOrProperty("orderId")
-			.hasFieldOrProperty("timestamp");
+		  .hasSize(1).first()
+		  .hasFieldOrPropertyWithValue("customerId", "customer1")
+		  .hasFieldOrProperty("orderId")
+		  .hasFieldOrProperty("timestamp");
 	}
 
 }
diff --git a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/SpringModulithScenarioApiUnitTest.java b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/SpringModulithScenarioApiUnitTest.java
index 17fe4a555c..8d262a24d0 100644
--- a/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/SpringModulithScenarioApiUnitTest.java
+++ b/spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/SpringModulithScenarioApiUnitTest.java
@@ -1,19 +1,22 @@
 package com.baeldung.springmodulith.application.events;
 
+import com.baeldung.springmodulith.application.events.orders.OrderCompletedEvent;
 import com.baeldung.springmodulith.application.events.orders.OrderService;
 import com.baeldung.springmodulith.application.events.rewards.LoyalCustomersRepository;
-
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.ComponentScan;
 import org.springframework.modulith.test.ApplicationModuleTest;
+import org.springframework.modulith.test.ApplicationModuleTest.BootstrapMode;
 import org.springframework.modulith.test.Scenario;
 
+import java.time.Duration;
+import java.time.Instant;
+
+import static java.time.Duration.ofMillis;
 import static org.assertj.core.api.Assertions.assertThat;
 
 @ApplicationModuleTest
-@ComponentScan(basePackages = "com.baeldung.springmodulith.application.events")
-public class SpringModulithScenarioApiUnitTest {
+class SpringModulithScenarioApiUnitTest {
 
 	@Autowired
 	OrderService orderService;
@@ -22,8 +25,24 @@ public class SpringModulithScenarioApiUnitTest {
 	LoyalCustomersRepository loyalCustomers;
 
 	@Test
-	void test(Scenario scenario) {
-
+	void whenPlacingOrder_thenPublishOrderCompletedEvent(Scenario scenario) {
+		scenario.stimulate(() -> orderService.placeOrder("customer-1", "product-1", "product-2"))
+		  .andWaitAtMost(ofMillis(500))
+		  .andWaitForEventOfType(OrderCompletedEvent.class)
+		  .toArriveAndVerify(evt -> assertThat(evt)
+			.hasFieldOrPropertyWithValue("customerId", "customer-1")
+			.hasFieldOrProperty("orderId")
+			.hasFieldOrProperty("timestamp"));
 	}
 
+	@Test
+	void whenReceivingPublishOrderCompletedEvent_thenRewardCustomerWithLoyaltyPoints(Scenario scenario) {
+		scenario.publish(new OrderCompletedEvent("order-1", "customer-1", Instant.now()))
+		  .andWaitAtMost(ofMillis(500))
+		  .andWaitForStateChange(() -> loyalCustomers.find("customer-1"))
+		  .andVerify(it -> assertThat(it)
+		    .isPresent().get()
+		    .hasFieldOrPropertyWithValue("customerId", "customer-1")
+		    .hasFieldOrPropertyWithValue("points", 60));
+	}
 }