diff --git a/libgsf.spec b/libgsf.spec
index c3ceb94..ca04556 100644
--- a/libgsf.spec
+++ b/libgsf.spec
@@ -1,14 +1,14 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          libgsf
 Version:       1.14.53
-Release:       1mamba
+Release:       2mamba
 Summary:       The GNOME Structured File Library
 Group:         System/Libraries
 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:           https://www.gnome.org/
+Source:        http://ftp.gnome.org/pub/gnome/sources/libgsf/%{majver}/%{name}-%{version}.tar.xz
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -19,11 +19,7 @@ BuildRequires: libxml2-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: pkgconfig
-#BuildRequires: python-devel
 BuildRequires: perl-XML-Parser
-#%if "%{stage1}" != "1"
-#BuildRequires: pygtk-devel
-#%endif
 Obsoletes:     libgsf12 < 1.14.48
 
 %description
@@ -57,7 +53,9 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %setup -q
 
 %build
-%configure
+%configure \
+   --enable-introspection
+
 %make
 
 %install
@@ -72,6 +70,7 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %files -f %{name}.lang
 %defattr(-,root,root)
 %{_libdir}/libgsf-1.so.*
+%{_libdir}/girepository-1.0/Gsf-1.typelib
 %doc COPYING AUTHORS
 
 %files devel
@@ -80,6 +79,7 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %{_includedir}/libgsf-1/*
 %{_libdir}/libgsf-1.a
 %{_libdir}/libgsf-1.so
+%{_datadir}/gir-1.0/Gsf-1.gir
 %{_datadir}/gtk-doc/html/*
 %{_libdir}/pkgconfig/*.pc
 %doc ChangeLog BUGS HACKING NEWS README TODO
@@ -95,6 +95,9 @@ The project aims to provide an efficient extensible i/o abstraction for dealing
 %{_mandir}/man1/gsf-vba-dump.1*
 
 %changelog
+* Sun Dec 22 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.14.53-2mamba
+- rebuilt with --enable-introspection
+
 * Wed Oct 02 2024 Automatic Build System <autodist@openmamba.org> 1.14.53-1mamba
 - automatic version update by autodist