diff --git a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/SpringApplicationTests.java b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/SpringApplicationTests.java
index c3355a355d..681e7ca881 100644
--- a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/SpringApplicationTests.java
+++ b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/SpringApplicationTests.java
@@ -1588,6 +1588,11 @@ class SpringApplicationTests {
 		private InaccessibleConfiguration() {
 		}
 
+		@Bean
+		String testMessage() {
+			return "test";
+		}
+
 	}
 
 	static class SpyApplicationContext extends AnnotationConfigApplicationContext {