diff --git a/zipkin2-api.yaml b/zipkin2-api.yaml
index 170d813..6f28399 100644
--- a/zipkin2-api.yaml
+++ b/zipkin2-api.yaml
@@ -1,5 +1,5 @@
 #
-# Copyright 2018-2021 The OpenZipkin Authors
+# Copyright 2018-2024 The OpenZipkin Authors
 #
 # Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 # in compliance with the License. You may obtain a copy of the License at