diff --git a/README.md b/README.md
index 8410be5..9e9bb55 100644
--- a/README.md
+++ b/README.md
@@ -781,7 +781,7 @@ Note: Windows 8 or lower and Cygwin on Windows are not supported.
 License
 -------
 
-MIT license (© 2020 Yuji Hirose)
+MIT license (© 2021 Yuji Hirose)
 
 Special Thanks To
 -----------------
diff --git a/example/ssesvr.cc b/example/ssesvr.cc
index ec6909c..d18aed3 100644
--- a/example/ssesvr.cc
+++ b/example/ssesvr.cc
@@ -1,10 +1,3 @@
-//
-//  sse.cc
-//
-//  Copyright (c) 2020 Yuji Hirose. All rights reserved.
-//  MIT License
-//
-
 #include <atomic>
 #include <chrono>
 #include <condition_variable>
diff --git a/httplib.h b/httplib.h
index 52a4768..0d18967 100644
--- a/httplib.h
+++ b/httplib.h
@@ -1,7 +1,7 @@
 //
 //  httplib.h
 //
-//  Copyright (c) 2020 Yuji Hirose. All rights reserved.
+//  Copyright (c) 2021 Yuji Hirose. All rights reserved.
 //  MIT License
 //