diff --git a/libsignon-glib.spec b/libsignon-glib.spec
index 3163895..59b032d 100644
--- a/libsignon-glib.spec
+++ b/libsignon-glib.spec
@@ -1,5 +1,5 @@
 Name:          libsignon-glib
-Version:       1.15
+Version:       2.1
 Release:       1mamba
 Summary:       Glib binding for Single Sign-on library
 Group:         System/Libraries
@@ -25,8 +25,7 @@ Glib binding for Single Sign-on library.
 Group:         Development/Libraries
 Summary:       Development files for %{name}
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
-## note: you can add this requirement if .pc files are provided by this package
-#Requires:      pkg-config
+Requires:      pkg-config
 
 %description devel
 This package contains libraries and header files for developing applications that use %{name}.
@@ -46,13 +45,14 @@ This package includes the %{name} API documentation.
 %setup -q
 
 %build
-./autogen.sh
-%configure --enable-gtk-doc
-%make -j1
+%meson \
+   -Ddocumentation=true
+
+%meson_build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%makeinstall
+%meson_install
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -63,22 +63,20 @@ This package includes the %{name} API documentation.
 %files
 %defattr(-,root,root)
 %{_libdir}/libsignon-glib.so.*
-%{_libdir}/girepository-1.0/Signon-1.0.typelib
-%{python_sitearch}/gi/overrides/Signon.py
-%{python_sitearch}/gi/overrides/Signon.pyc
-%{python_sitearch}/gi/overrides/Signon.pyo
+%{_libdir}/girepository-1.0/Signon-2.0.typelib
+%{python3_sitearch}/gi/overrides/Signon.py
 %doc AUTHORS COPYING
 
 %files devel
 %defattr(-,root,root)
 %dir %{_includedir}/libsignon-glib
 %{_includedir}/libsignon-glib/signon-*.h
-%{_libdir}/libsignon-glib.la
 %{_libdir}/libsignon-glib.so
 %{_libdir}/pkgconfig/libsignon-glib.pc
-%{_datadir}/gir-1.0/Signon-1.0.gir
+%{_datadir}/gir-1.0/Signon-2.0.gir
+%{_datadir}/vala/vapi/libsignon-glib.deps
 %{_datadir}/vala/vapi/libsignon-glib.vapi
-%doc ChangeLog NEWS
+%doc NEWS
 
 %files apidocs
 %defattr(-,root,root)
@@ -86,6 +84,9 @@ This package includes the %{name} API documentation.
 %{_datadir}/gtk-doc/html/libsignon-glib/*
 
 %changelog
+* Fri Aug 16 2019 Automatic Build System <autodist@mambasoft.it> 2.1-1mamba
+- automatic version update by autodist
+
 * Sun Jul 29 2018 Automatic Build System <autodist@mambasoft.it> 1.15-1mamba
 - automatic version update by autodist