diff --git a/m17n-lib.spec b/m17n-lib.spec
index a809b66..d1aee7e 100644
--- a/m17n-lib.spec
+++ b/m17n-lib.spec
@@ -1,6 +1,6 @@
 Name:          m17n-lib
-Version:       1.8.0
-Release:       3mamba
+Version:       1.8.1
+Release:       1mamba
 Summary:       A library which realizes multilingualization of many aspects of applications
 Group:         Development/Tools
 Vendor:        openmamba
@@ -11,7 +11,6 @@ Source:        http://download.savannah.gnu.org/releases/m17n/m17n-lib-%{version
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: ldconfig
 BuildRequires: libICE-devel
 BuildRequires: libSM-devel
 BuildRequires: libX11-devel
@@ -20,14 +19,22 @@ BuildRequires: libXft-devel
 BuildRequires: libXmu-devel
 BuildRequires: libXt-devel
 BuildRequires: libanthy-devel
+BuildRequires: libbrotli-devel
+BuildRequires: libbzip2-devel
 BuildRequires: libfontconfig-devel
 BuildRequires: libfreetype-devel
 BuildRequires: libfribidi-devel
 BuildRequires: libgd-devel
+BuildRequires: libglib-devel
+BuildRequires: libgraphite2-devel
+BuildRequires: libjbig-devel
+BuildRequires: libjpeg-devel
 BuildRequires: liblzma-devel
+BuildRequires: libpcre-devel
 BuildRequires: libthai-devel
 BuildRequires: libxml2-devel
 BuildRequires: libz-devel
+BuildRequires: libzstd-devel
 ## AUTOBUILDREQ-END
 Requires:      libm17n = %{?epoch:%epoch:}%{version}-%{release}
 
@@ -50,7 +57,6 @@ Requires:      pkg-config
 %description -n libm17n-devel
 This package contains libraries and header files for developing applications that use %{name}.
 
-
 %debug_package
 
 %prep
@@ -87,16 +93,12 @@ This package contains libraries and header files for developing applications tha
 %dir %{_libdir}/m17n
 %dir %{_libdir}/m17n/1.0
 %{_libdir}/m17n/1.0/libm17n-X.a
-%{_libdir}/m17n/1.0/libm17n-X.la
 %{_libdir}/m17n/1.0/libm17n-X.so
 %{_libdir}/m17n/1.0/libm17n-gd.a
-%{_libdir}/m17n/1.0/libm17n-gd.la
 %{_libdir}/m17n/1.0/libm17n-gd.so
 %{_libdir}/m17n/1.0/libmimx-anthy.a
-%{_libdir}/m17n/1.0/libmimx-anthy.la
 %{_libdir}/m17n/1.0/libmimx-anthy.so
 %{_libdir}/m17n/1.0/libmimx-ispell.a
-%{_libdir}/m17n/1.0/libmimx-ispell.la
 %{_libdir}/m17n/1.0/libmimx-ispell.so
 %doc AUTHORS COPYING
 
@@ -109,16 +111,12 @@ This package contains libraries and header files for developing applications tha
 %{_includedir}/m17n-misc.h
 %{_includedir}/m17n.h
 %{_libdir}/libm17n-core.a
-%{_libdir}/libm17n-core.la
 %{_libdir}/libm17n-core.so
 %{_libdir}/libm17n-flt.a
-%{_libdir}/libm17n-flt.la
 %{_libdir}/libm17n-flt.so
 %{_libdir}/libm17n-gui.a
-%{_libdir}/libm17n-gui.la
 %{_libdir}/libm17n-gui.so
 %{_libdir}/libm17n.a
-%{_libdir}/libm17n.la
 %{_libdir}/libm17n.so
 %{_libdir}/pkgconfig/m17n-core.pc
 %{_libdir}/pkgconfig/m17n-flt.pc
@@ -127,6 +125,9 @@ This package contains libraries and header files for developing applications tha
 %doc ChangeLog NEWS README TODO
 
 %changelog
+* Mon May 08 2023 Automatic Build System <autodist@mambasoft.it> 1.8.1-1mamba
+- automatic version update by autodist
+
 * Thu Mar 18 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.8.0-3mamba
 - m17n-lib: fix requirement for libm17n