diff --git a/spring-beans/src/main/java/org/springframework/beans/factory/config/FieldRetrievingFactoryBean.java b/spring-beans/src/main/java/org/springframework/beans/factory/config/FieldRetrievingFactoryBean.java
index 37f21f36c7..6d67d70be6 100644
--- a/spring-beans/src/main/java/org/springframework/beans/factory/config/FieldRetrievingFactoryBean.java
+++ b/spring-beans/src/main/java/org/springframework/beans/factory/config/FieldRetrievingFactoryBean.java
@@ -158,7 +158,7 @@ public class FieldRetrievingFactoryBean
 
 
 	@Override
-	@SuppressWarnings("NullAway")
+	@SuppressWarnings("NullAway") // Lazy initialization
 	public void afterPropertiesSet() throws ClassNotFoundException, NoSuchFieldException {
 		if (this.targetClass != null && this.targetObject != null) {
 			throw new IllegalArgumentException("Specify either targetClass or targetObject, not both");