diff --git a/doc/changelog.md b/doc/changelog.md
index 10f6a9d9..af0f6aab 100644
--- a/doc/changelog.md
+++ b/doc/changelog.md
@@ -1,5 +1,6 @@
 # History
 
+* 2024/Oct/10 ver 7.09.1 fix the names of vpcompressb and vpcompressw
 * 2024/Oct/08 ver 7.09 support YMM embedded rounding of AVX10.2 and fix some mnemonics with {sae}/{er}.
 * 2024/Oct/07 ver 7.08 support rdfsbase etc.
 * 2024/Aug/29 ver 7.07.1 adapt to NASM 2.16.03 output of xchg (The functionality stays the same.)
diff --git a/readme.txt b/readme.txt
index a82c4082..768049b6 100644
--- a/readme.txt
+++ b/readme.txt
@@ -404,6 +404,7 @@ sample/{echo,hello}.bfは http://www.kmonos.net/alang/etc/brainfuck.php から
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 ◎履歴
 
+2024/10/10 ver 7.09.1 vpcompressbとvpcompresswの名前修正
 2024/10/08 ver 7.09 AVX10.2のYMMレジスタの埋め込み丸め対応
 2024/10/07 ver 7.08 rdfabaseなどサポート
 2024/08/29 ver 7.07.1 xchgの仕様をnasm 2.16.03の挙動に合わせる。