diff --git a/NEWS b/NEWS
index 4a76e8f6..cce3ad51 100644
--- a/NEWS
+++ b/NEWS
@@ -8,7 +8,7 @@ History of Yash
    x: new bug
 
 ----------------------------------------------------------------------
-Yash 2.54 (Unreleased)
+Yash 2.54 (2023-02-25)
 
   +  Changing font style of command line predictions with $PS1P, etc.
   +  The '--le-trim-right' option.
diff --git a/NEWS.ja b/NEWS.ja
index 74365059..819b2c14 100644
--- a/NEWS.ja
+++ b/NEWS.ja
@@ -8,7 +8,7 @@ Yash 更新履歴
    x: 新たに加わってしまったバグ
 
 ----------------------------------------------------------------------
-Yash 2.54 (未リリース)
+Yash 2.54 (2023-02-25)
 
   +  $PS1P 等の変数でコマンドライン推定の表示フォントスタイルを調整
      できるようにした
diff --git a/configure b/configure
index 43b311d8..96d627a0 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 # Manually written configuration script for yash
-# (C) 2007-2022 magicant
+# (C) 2007-2023 magicant
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -29,8 +29,8 @@ temptxt="./.temp.txt"
 dirs=". builtins doc doc/ja lineedit po tests"
 
 target="yash"
-version="2.53"
-copyright="Copyright (C) 2007-2022 magicant"
+version="2.54"
+copyright="Copyright (C) 2007-2023 magicant"
 
 # object files to be linked as `yash'
 objs='$(MAIN_OBJS)'