diff --git a/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/AnnotationsPropertySource.java b/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/AnnotationsPropertySource.java
index bd6696cf8f8..29df05fad0e 100644
--- a/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/AnnotationsPropertySource.java
+++ b/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/AnnotationsPropertySource.java
@@ -85,10 +85,13 @@ public class AnnotationsPropertySource extends EnumerablePropertySource<Class<?>
 
 	private List<Annotation> getMergedAnnotations(Class<?> root, Class<?> source) {
 		List<Annotation> mergedAnnotations = new ArrayList<>();
-		for (Annotation annotation : AnnotationUtils.getAnnotations(source)) {
-			if (!AnnotationUtils.isInJavaLangAnnotationPackage(annotation)) {
-				mergedAnnotations
-						.add(findMergedAnnotation(root, annotation.annotationType()));
+		Annotation[] annotations = AnnotationUtils.getAnnotations(source);
+		if (annotations != null) {
+			for (Annotation annotation : annotations) {
+				if (!AnnotationUtils.isInJavaLangAnnotationPackage(annotation)) {
+					mergedAnnotations
+							.add(findMergedAnnotation(root, annotation.annotationType()));
+				}
 			}
 		}
 		return mergedAnnotations;
diff --git a/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/PropertyMappingContextCustomizer.java b/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/PropertyMappingContextCustomizer.java
index 8d6d05e6052..dd98f974bcc 100644
--- a/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/PropertyMappingContextCustomizer.java
+++ b/spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/properties/PropertyMappingContextCustomizer.java
@@ -79,12 +79,15 @@ class PropertyMappingContextCustomizer implements ContextCustomizer {
 			Set<Class<?>> components = new LinkedHashSet<>();
 			Set<Class<?>> propertyMappings = new LinkedHashSet<>();
 			while (beanClass != null) {
-				for (Annotation annotation : AnnotationUtils.getAnnotations(beanClass)) {
-					if (isAnnotated(annotation, Component.class)) {
-						components.add(annotation.annotationType());
-					}
-					if (isAnnotated(annotation, PropertyMapping.class)) {
-						propertyMappings.add(annotation.annotationType());
+				Annotation[] annotations = AnnotationUtils.getAnnotations(beanClass);
+				if (annotations != null) {
+					for (Annotation annotation : annotations) {
+						if (isAnnotated(annotation, Component.class)) {
+							components.add(annotation.annotationType());
+						}
+						if (isAnnotated(annotation, PropertyMapping.class)) {
+							propertyMappings.add(annotation.annotationType());
+						}
 					}
 				}
 				beanClass = beanClass.getSuperclass();