diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurationsSenderConfigurationTests.java b/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurationsSenderConfigurationTests.java
index 33246899d4..6588e9d7f1 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurationsSenderConfigurationTests.java
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurationsSenderConfigurationTests.java
@@ -78,9 +78,12 @@ class ZipkinConfigurationsSenderConfigurationTests {
 	void shouldUseCustomHttpEndpointSupplierFactory() {
 		this.contextRunner.withUserConfiguration(CustomHttpEndpointSupplierFactoryConfiguration.class)
 			.withClassLoader(new FilteredClassLoader(HttpClient.class))
-			.run((context) -> assertThat(context.getBean(URLConnectionSender.class))
-				.extracting("delegate.endpointSupplier")
-				.isInstanceOf(CustomHttpEndpointSupplier.class));
+			.run((context) -> {
+				URLConnectionSender urlConnectionSender = context.getBean(URLConnectionSender.class);
+				assertThat(urlConnectionSender)
+					.extracting("delegate.endpointSupplier")
+					.isInstanceOf(CustomHttpEndpointSupplier.class);
+			});
 	}
 
 	@Configuration(proxyBeanMethods = false)