diff --git a/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/SpringBootTestContextBootstrapper.java b/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/SpringBootTestContextBootstrapper.java
index 40970888546f..ef1f522c9ecd 100644
--- a/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/SpringBootTestContextBootstrapper.java
+++ b/spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/SpringBootTestContextBootstrapper.java
@@ -244,7 +244,7 @@ private Class<?> findConfigurationClass(Class<?> testClass) {
 		}
 		Class<?> found = new AnnotatedClassFinder(SpringBootConfiguration.class).findFromClass(testClass);
 		Assert.state(found != null, "Unable to find a @SpringBootConfiguration, you need to use "
-				+ "@ContextConfiguration or @SpringBootTest(classes=...) with your test");
+				+ "@ContextConfiguration or @SpringBootTest(classes=...) to include the class annotated with @SpringBootConfiguration for your test");
 		this.aotTestAttributes.setAttribute(propertyName, found.getName());
 		return found;
 	}