diff --git a/README.md b/README.md
index 6bd584e..eea79d9 100644
--- a/README.md
+++ b/README.md
@@ -968,7 +968,7 @@ Include `httplib.h` before `Windows.h` or include `Windows.h` by defining `WIN32
 License
 -------
 
-MIT license (© 2024 Yuji Hirose)
+MIT license (© 2025 Yuji Hirose)
 
 Special Thanks To
 -----------------
diff --git a/benchmark/cpp-httplib-base/httplib.h b/benchmark/cpp-httplib-base/httplib.h
index 121ce34..3e28fcf 100644
--- a/benchmark/cpp-httplib-base/httplib.h
+++ b/benchmark/cpp-httplib-base/httplib.h
@@ -1,7 +1,7 @@
 //
 //  httplib.h
 //
-//  Copyright (c) 2024 Yuji Hirose. All rights reserved.
+//  Copyright (c) 2025 Yuji Hirose. All rights reserved.
 //  MIT License
 //
 
diff --git a/docker/main.cc b/docker/main.cc
index 512b266..913275d 100644
--- a/docker/main.cc
+++ b/docker/main.cc
@@ -1,7 +1,7 @@
 //
 //  main.cc
 //
-//  Copyright (c) 2024 Yuji Hirose. All rights reserved.
+//  Copyright (c) 2025 Yuji Hirose. All rights reserved.
 //  MIT License
 //
 
diff --git a/example/server_and_client.cc b/example/server_and_client.cc
index 66cb8b6..34bf852 100644
--- a/example/server_and_client.cc
+++ b/example/server_and_client.cc
@@ -1,7 +1,7 @@
 //
 //  server_and_client.cc
 //
-//  Copyright (c) 2024 Yuji Hirose. All rights reserved.
+//  Copyright (c) 2025 Yuji Hirose. All rights reserved.
 //  MIT License
 //
 
diff --git a/httplib.h b/httplib.h
index c2f12dd..f8c7439 100644
--- a/httplib.h
+++ b/httplib.h
@@ -1,7 +1,7 @@
 //
 //  httplib.h
 //
-//  Copyright (c) 2024 Yuji Hirose. All rights reserved.
+//  Copyright (c) 2025 Yuji Hirose. All rights reserved.
 //  MIT License
 //