diff --git a/m17n-lib.spec b/m17n-lib.spec
index 0ed6b11..9f1be3c 100644
--- a/m17n-lib.spec
+++ b/m17n-lib.spec
@@ -1,5 +1,5 @@
 Name:          m17n-lib
-Version:       1.8.4
+Version:       1.8.5
 Release:       1mamba
 Summary:       A library which realizes multilingualization of many aspects of applications
 Group:         Development/Tools
@@ -19,22 +19,15 @@ 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: libicu-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}
 
@@ -57,7 +50,6 @@ Requires:      pkg-config
 %description -n libm17n-devel
 This package contains libraries and header files for developing applications that use %{name}.
 
-%debug_package
 
 %prep
 %setup -q
@@ -73,8 +65,6 @@ This package contains libraries and header files for developing applications tha
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post -n libm17n -p /sbin/ldconfig
-%postun -n libm17n -p /sbin/ldconfig
 
 %files
 %defattr(-,root,root)
@@ -125,6 +115,9 @@ This package contains libraries and header files for developing applications tha
 %doc ChangeLog NEWS README TODO
 
 %changelog
+* Sat Feb 15 2025 Automatic Build System <autodist@openmamba.org> 1.8.5-1mamba
+- automatic version update by autodist
+
 * Thu Aug 24 2023 Automatic Build System <autodist@mambasoft.it> 1.8.4-1mamba
 - automatic version update by autodist