diff --git a/libgsf.spec b/libgsf.spec
index 5312975..e1d3d71 100644
--- a/libgsf.spec
+++ b/libgsf.spec
@@ -1,6 +1,6 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          libgsf
-Version:       1.14.47
+Version:       1.14.48
 Release:       1mamba
 Summary:       The GNOME Structured File Library
 Group:         System/Libraries
@@ -8,16 +8,14 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 Source:        http://ftp.gnome.org/pub/gnome/sources/libgsf/%{majver}/%{name}-%{version}.tar.xz
-URL:           http://www.gnome.org
+URL:           https://www.gnome.org/
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libbonobo-devel
 BuildRequires: libbzip2-devel
 BuildRequires: libglib-devel
-%if "%{stage1}" != "1"
 BuildRequires: libgtk-devel
-%endif
 BuildRequires: libpython-devel
 BuildRequires: libselinux-devel
 BuildRequires: libxml2-devel
@@ -25,13 +23,12 @@ BuildRequires: libz-devel
 BuildRequires: ORBit2-devel
 ## AUTOBUILDREQ-END
 BuildRequires: pkgconfig
-BuildRequires: python-devel
+#BuildRequires: python-devel
 BuildRequires: perl-XML-Parser
-%if "%{stage1}" != "1"
-BuildRequires: pygtk-devel
-%endif
-Obsoletes:     libgsf12
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+#%if "%{stage1}" != "1"
+#BuildRequires: pygtk-devel
+#%endif
+Obsoletes:     libgsf12 < 1.14.48
 
 %description
 libgsf -- The GNOME Structured File Library.
@@ -40,7 +37,7 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %package devel
 Summary:       Devel files for the GNOME Structured File Library
 Group:         Development/Libraries
-Obsoletes:     libgsf12-devel
+Obsoletes:     libgsf12-devel < 1.14.48
 Requires:      %{name} = %{version}-%{release}
 
 %description devel
@@ -51,7 +48,7 @@ This is the devel package for the libgsf library.
 %package -n gsf
 Summary:       Base tools using libgsf, the GNOME Structured File Library
 Group:         System/Tools
-Obsoletes:     gsf12
+Obsoletes:     gsf12 < 1.14.48
 Requires:      libgsf = %{version}-%{release}
 
 %description -n gsf
@@ -103,11 +100,14 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %{_bindir}/gsf-office-thumbnailer
 %{_bindir}/gsf-vba-dump
 %{_datadir}/thumbnailers/gsf-office.thumbnailer
-%{_mandir}/man1/gsf-office-thumbnailer.1.gz
-%{_mandir}/man1/gsf.1.gz
-%{_mandir}/man1/gsf-vba-dump.1.gz
+%{_mandir}/man1/gsf-office-thumbnailer.1*
+%{_mandir}/man1/gsf.1*
+%{_mandir}/man1/gsf-vba-dump.1*
 
 %changelog
+* Tue Dec 28 2021 Automatic Build System <autodist@mambasoft.it> 1.14.48-1mamba
+- automatic version update by autodist
+
 * Tue Apr 14 2020 Automatic Build System <autodist@mambasoft.it> 1.14.47-1mamba
 - automatic version update by autodist