diff --git a/spring-core/src/main/java/org/springframework/util/CollectionUtils.java b/spring-core/src/main/java/org/springframework/util/CollectionUtils.java
index 0bb2924469..1eadaa5680 100644
--- a/spring-core/src/main/java/org/springframework/util/CollectionUtils.java
+++ b/spring-core/src/main/java/org/springframework/util/CollectionUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 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.