diff --git a/LICENSE.md b/LICENSE.md
index 33252ab..80d0414 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (C) 2019-2022, by Matvey Cherevko (blackmatov@gmail.com)
+Copyright (C) 2019-2023, by Matvey Cherevko (blackmatov@gmail.com)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/headers/curly.hpp/curly.hpp b/headers/curly.hpp/curly.hpp
index ba96278..edd675a 100644
--- a/headers/curly.hpp/curly.hpp
+++ b/headers/curly.hpp/curly.hpp
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * This file is part of the "https://github.com/blackmatov/curly.hpp"
  * For conditions of distribution and use, see copyright notice in LICENSE.md
- * Copyright (C) 2019-2022, by Matvey Cherevko (blackmatov@gmail.com)
+ * Copyright (C) 2019-2023, by Matvey Cherevko (blackmatov@gmail.com)
  ******************************************************************************/
 
 #pragma once
diff --git a/sources/curly.hpp/curly.cpp b/sources/curly.hpp/curly.cpp
index e496612..ad18847 100644
--- a/sources/curly.hpp/curly.cpp
+++ b/sources/curly.hpp/curly.cpp
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * This file is part of the "https://github.com/blackmatov/curly.hpp"
  * For conditions of distribution and use, see copyright notice in LICENSE.md
- * Copyright (C) 2019-2022, by Matvey Cherevko (blackmatov@gmail.com)
+ * Copyright (C) 2019-2023, by Matvey Cherevko (blackmatov@gmail.com)
  ******************************************************************************/
 
 #include <curly.hpp/curly.hpp>
diff --git a/untests/curly_tests.cpp b/untests/curly_tests.cpp
index 93d07d4..df03f8e 100644
--- a/untests/curly_tests.cpp
+++ b/untests/curly_tests.cpp
@@ -1,7 +1,7 @@
 /*******************************************************************************
  * This file is part of the "https://github.com/blackmatov/curly.hpp"
  * For conditions of distribution and use, see copyright notice in LICENSE.md
- * Copyright (C) 2019-2022, by Matvey Cherevko (blackmatov@gmail.com)
+ * Copyright (C) 2019-2023, by Matvey Cherevko (blackmatov@gmail.com)
  ******************************************************************************/
 
 #include "doctest/doctest.hpp"