diff --git a/spring-cloud-task-samples/batch-events/src/test/java/io/spring/cloud/BatchEventsApplicationTests.java b/spring-cloud-task-samples/batch-events/src/test/java/io/spring/cloud/BatchEventsApplicationTests.java
index 780762a3..15a50398 100644
--- a/spring-cloud-task-samples/batch-events/src/test/java/io/spring/cloud/BatchEventsApplicationTests.java
+++ b/spring-cloud-task-samples/batch-events/src/test/java/io/spring/cloud/BatchEventsApplicationTests.java
@@ -48,7 +48,7 @@ public class BatchEventsApplicationTests {
 
 	@Test
 	public void testExecution() throws Exception {
-		SpringApplication.run(BatchEventsApplication.class);
+		SpringApplication.run(BatchEventsApplication.class, "--server.port=0");
 		Assert.assertTrue(jobExecutionLatch.await(5, TimeUnit.SECONDS));
 	}