diff --git a/src/main/java/xyz/zhouxy/plusone/commons/model/dto/UnifiedResponses.java b/src/main/java/xyz/zhouxy/plusone/commons/model/dto/UnifiedResponses.java
index 33aeaea..4988dc0 100644
--- a/src/main/java/xyz/zhouxy/plusone/commons/model/dto/UnifiedResponses.java
+++ b/src/main/java/xyz/zhouxy/plusone/commons/model/dto/UnifiedResponses.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2025 the original author or authors.
+ * Copyright 2025 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/src/test/java/xyz/zhouxy/plusone/commons/model/dto/CustomUnifiedResponseFactoryTests.java b/src/test/java/xyz/zhouxy/plusone/commons/model/dto/CustomUnifiedResponseFactoryTests.java
index c747cc1..3f2c36d 100644
--- a/src/test/java/xyz/zhouxy/plusone/commons/model/dto/CustomUnifiedResponseFactoryTests.java
+++ b/src/test/java/xyz/zhouxy/plusone/commons/model/dto/CustomUnifiedResponseFactoryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024-2025 the original author or authors.
+ * Copyright 2025 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.