diff --git a/spring-core/src/main/java/org/springframework/lang/NonNull.java b/spring-core/src/main/java/org/springframework/lang/NonNull.java
index 264cb11e8c..20fdcfb80c 100644
--- a/spring-core/src/main/java/org/springframework/lang/NonNull.java
+++ b/spring-core/src/main/java/org/springframework/lang/NonNull.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -26,8 +26,9 @@ import javax.annotation.meta.TypeQualifierNickname;
 
 /**
  * A common Spring annotation to declare that annotated elements cannot be {@code null}.
- * Leverages JSR 305 meta-annotations to indicate nullability in Java to common tools with
- * JSR 305 support and used by Kotlin to infer nullability of Spring API.
+ *
+ * <p>Leverages JSR-305 meta-annotations to indicate nullability in Java to common
+ * tools with JSR-305 support and used by Kotlin to infer nullability of Spring API.
  *
  * <p>Should be used at parameter, return value, and field level. Method overrides should
  * repeat parent {@code @NonNull} annotations unless they behave differently.
diff --git a/spring-core/src/main/java/org/springframework/lang/NonNullFields.java b/spring-core/src/main/java/org/springframework/lang/NonNullFields.java
index b1314fe5fb..ac431e5f16 100644
--- a/spring-core/src/main/java/org/springframework/lang/NonNullFields.java
+++ b/spring-core/src/main/java/org/springframework/lang/NonNullFields.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-core/src/main/java/org/springframework/lang/Nullable.java b/spring-core/src/main/java/org/springframework/lang/Nullable.java
index 1c343cd4d2..6b5ca26ff8 100644
--- a/spring-core/src/main/java/org/springframework/lang/Nullable.java
+++ b/spring-core/src/main/java/org/springframework/lang/Nullable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2018 the original author or authors.
+ * Copyright 2002-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -27,8 +27,10 @@ import javax.annotation.meta.When;
 
 /**
  * A common Spring annotation to declare that annotated elements can be {@code null} under
- * some circumstance. Leverages JSR 305 meta-annotations to indicate nullability in Java
- * to common tools with JSR 305 support and used by Kotlin to infer nullability of Spring API.
+ * some circumstance.
+ *
+ * <p>Leverages JSR-305 meta-annotations to indicate nullability in Java to common
+ * tools with JSR-305 support and used by Kotlin to infer nullability of Spring API.
  *
  * <p>Should be used at parameter, return value, and field level. Methods override should
  * repeat parent {@code @Nullable} annotations unless they behave differently.