diff --git a/lib/src/main/java/com/diffplug/spotless/protobuf/BufStep.java b/lib/src/main/java/com/diffplug/spotless/protobuf/BufStep.java
index e7b39747b9..ac39eac935 100644
--- a/lib/src/main/java/com/diffplug/spotless/protobuf/BufStep.java
+++ b/lib/src/main/java/com/diffplug/spotless/protobuf/BufStep.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022-2023 DiffPlug
+ * Copyright 2022-2024 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.