diff --git a/yahtml.el b/yahtml.el
index d8f9c3a..f7f763c 100644
--- a/yahtml.el
+++ b/yahtml.el
@@ -2,7 +2,7 @@
 ;;; (c) 1994-2022 by HIROSE Yuuji [yuuji(@)yatex.org]
 ;;; $Id$
 
-(defconst yahtml-revision-number "1.80.1"
+(defconst yahtml-revision-number "1.83"
   "Revision number of running yahtml.el")
 
 ;;; Commentary:
diff --git a/yatex.el b/yatex.el
index bdc157d..67321f2 100644
--- a/yatex.el
+++ b/yatex.el
@@ -1,6 +1,6 @@
 ;;; yatex.el --- Yet Another tex-mode for emacs //�쒹// -*- coding: sjis -*-
 ;;; (c)1991-2022 by HIROSE Yuuji.[yuuji@yatex.org]
-;;; Last modified Sun Oct 16 20:54:58 2022 on firestorm
+;;; Last modified Sun Dec 25 13:57:49 2022 on firestorm
 ;;; $Id$
 ;;; The latest version of this software is always available at;
 ;;; https://www.yatex.org/
@@ -16,7 +16,7 @@
 
 ;;; Code:
 (require 'yatexlib)
-(defconst YaTeX-revision-number "1.82.2"
+(defconst YaTeX-revision-number "1.83"
   "Revision number of running yatex.el")
 
 ;---------- Local variables ----------
diff --git a/yatex.new b/yatex.new
index 33f336e..1aba21b 100644
--- a/yatex.new
+++ b/yatex.new
@@ -4,6 +4,10 @@
 1.83	== yatex ==
 	Evince-dbus�A�g������(Thanks to TeX Wiki)�B
 	latex-message-kanji-code 0 �Ńv���Z�X�R�[�h 'undicided �ɂ��Ă݂��B
+	LuaTeX���Œ���PDF���o���ꂽ�Ƃ��ɂ�dvipdfmx�ȗ��B
+	uplatex�֘A�̂��̂Ȃǂ������‚��lj��B
+	;di �� \displaystyle �⊮�B
+	Dbus�ł�evince-reverse-search���������B
 	�A�h�C���lj�: wraptable, spacing, tablecolor
 	�⊮�lj�: fleqn
 	== yahtml ==
diff --git a/yatexmth.el b/yatexmth.el
index 6dbde80..c19f458 100644
--- a/yatexmth.el
+++ b/yatexmth.el
@@ -1,7 +1,7 @@
 ;;; yatexmth.el --- YaTeX math-mode-specific functions -*- coding: sjis -*-
 ;;; 
-;;; (c)1993-2018 by HIROSE Yuuji [yuuji@yatex.org]
-;;; Last modified Fri Dec 16 17:35:27 2022 on firestorm
+;;; (c)1993-2022 by HIROSE Yuuji [yuuji@yatex.org]
+;;; Last modified Sun Dec 25 13:56:02 2022 on firestorm
 ;;; $Id$
 
 ;;; Commentary: