diff --git a/m17n-lib-1.8.0.tar.gz b/m17n-lib-1.8.0.tar.gz
deleted file mode 100644
index d51d2e6..0000000
--- a/m17n-lib-1.8.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:78bacae7451822dfff62482ce4f9433c5ae82846e4c64b590541e29e800fe64a
-size 1091731
diff --git a/m17n-lib-1.8.4.tar.gz b/m17n-lib-1.8.4.tar.gz
new file mode 100644
index 0000000..41f1784
--- /dev/null
+++ b/m17n-lib-1.8.4.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c6a2582c6e4f2a8c2e7a2844fa5c7eb363aad2538b052f203c710649dd421cc8
+size 1119271
diff --git a/m17n-lib.changes b/m17n-lib.changes
index bdfa5bb..7e1f729 100644
--- a/m17n-lib.changes
+++ b/m17n-lib.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Sat Oct 14 20:24:19 UTC 2023 - Matthias Eliasson <elimat@opensuse.org>
+
+- update to 1.8.4:
+  This release is just for bug fixing.
+  * Fix “typedef in m17n-core.h causing error when compiling with C++ code” 
+- Remove RPM groups
+- Change URL to new upstream site.
+- Examples are now in UTF-8 encoding so change iconv part accordingly
+
 -------------------------------------------------------------------
 Mon Aug 24 19:59:25 UTC 2020 - Dirk Mueller <dmueller@suse.com>
 
diff --git a/m17n-lib.spec b/m17n-lib.spec
index 62640e1..9927027 100644
--- a/m17n-lib.spec
+++ b/m17n-lib.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package m17n-lib
 #
-# Copyright (c) 2020 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,12 +18,11 @@
 
 %define	appdefdir  %{_datadir}/X11
 Name:           m17n-lib
-Version:        1.8.0
+Version:        1.8.4
 Release:        0
 Summary:        Multilingual Text Processing Library for the C Language
-License:        LGPL-2.1-or-later AND GPL-2.0-or-later
-Group:          System/I18n/Japanese
-URL:            https://www.m17n.org/m17n-lib/
+License:        GPL-2.0-or-later AND LGPL-2.1-or-later
+URL:            https://www.nongnu.org/m17n/
 Source0:        http://download.savannah.gnu.org/releases/m17n/%{name}-%{version}.tar.gz
 Source1:        m17n-lib-rpmlintrc
 Source2:        baselibs.conf
@@ -83,15 +82,15 @@ unset MALLOC_CHECK_
 %make_install INSTALL="install -p"
 # Japanese app-defaults:
 mkdir -p %{buildroot}%{appdefdir}/{ja,ja_JP,ja_JP.eucJP,ja_JP.SJIS,ja_JP.UTF-8}/app-defaults
-iconv -f EUC-JP -t EUC-JP < example/M17NEdit.ja \
+iconv -f UTF-8 -t EUC-JP < example/M17NEdit.ja \
       > %{buildroot}%{appdefdir}/ja/app-defaults/M17NEdit
-iconv -f EUC-JP -t EUC-JP < example/M17NEdit.ja \
+iconv -f UTF-8 -t EUC-JP < example/M17NEdit.ja \
       > %{buildroot}%{appdefdir}/ja_JP/app-defaults/M17NEdit
-iconv -f EUC-JP -t EUC-JP < example/M17NEdit.ja \
+iconv -f UTF-8 -t EUC-JP < example/M17NEdit.ja \
       > %{buildroot}%{appdefdir}/ja_JP.eucJP/app-defaults/M17NEdit
-iconv -f EUC-JP -t SJIS < example/M17NEdit.ja \
+iconv -f UTF-8 -t SJIS < example/M17NEdit.ja \
       > %{buildroot}%{appdefdir}/ja_JP.SJIS/app-defaults/M17NEdit
-iconv -f EUC-JP -t UTF-8 < example/M17NEdit.ja \
+iconv -f UTF-8 -t UTF-8 < example/M17NEdit.ja \
       > %{buildroot}%{appdefdir}/ja_JP.UTF-8/app-defaults/M17NEdit
 find %{buildroot} -type f -name "*.la" -delete -print
 find %{buildroot} -type f -name "*.la" -delete -print