Change year to 2021 for compression format file

diff --git a/doc/zstd_compression_format.md b/doc/zstd_compression_format.md
index 0af6bf91a204b14e738ce25f4fe61aff86482921..5c7deb9c436aae32f7c12b8dcacab602c5b81c66 100644 (file)
--- a/doc/zstd_compression_format.md
+++ b/doc/zstd_compression_format.md
@@ -3,7 +3,7 @@ Zstandard Compression Format
 
 ### Notices
 
-Copyright (c) 2016-2020 Yann Collet, Facebook, Inc.
+Copyright (c) 2016-2021 Yann Collet, Facebook, Inc.
 
 Permission is granted to copy and distribute this document
 for any purpose and without charge,