diff --git a/.gitignore b/.gitignore
index a6021da..71bbeb8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /gdk3-2.0.2.gem
 /gdk3-2.1.0.gem
 /gdk3-2.2.0.gem
+/gdk3-2.2.3.gem
diff --git a/rubygem-gdk3.spec b/rubygem-gdk3.spec
index cdee7ac..e73f42f 100644
--- a/rubygem-gdk3.spec
+++ b/rubygem-gdk3.spec
@@ -1,12 +1,12 @@
 %global	header_dir	%{ruby_vendorarchdir}
 %global	gem_name	gdk3
-%global	glib_min_ver	2.1.0
+%global	glib_min_ver	2.2.0
 
 # Planned for F-20+ only
 Summary:	Ruby binding of GDK-3.x
 Name:		rubygem-%{gem_name}
-Version:	2.2.0
-Release:	4%{?dist}
+Version:	2.2.3
+Release:	1%{?dist}
 
 Group:		Development/Languages
 # Various files in gem
@@ -22,6 +22,8 @@ Requires:	ruby
 BuildRequires:	ruby
 
 Requires:	ruby(rubygems) 
+# FIXME it seems this is needed
+Requires:	rubygem(atk)
 BuildRequires:	ruby-devel
 BuildRequires:	rubygems-devel
 BuildRequires:	rubygem-glib2-devel >= %{glib_min_ver}
@@ -29,9 +31,16 @@ BuildRequires:	rubygem-pango-devel
 BuildRequires:	gtk3-devel
 # %%check
 BuildRequires:	rubygem(gdk_pixbuf2)
+BuildRequires:	rubygem(cairo-gobject)
+BuildRequires:	rubygem(gobject-introspection)
 BuildRequires:	rubygem(test-unit)
 BuildRequires:	rubygem(test-unit-notify)
+# FIXME it seems this is needed
+BuildRequires:	rubygem(atk)
+# X is needed
+BuildRequires:	xorg-x11-server-Xvfb
 Provides:	rubygem(%{gem_name}) = %{version}-%{release}
+Obsoletes:		rubygem-gdk3-devel < 2.2.3
 
 %description
 Ruby/GDK3 is a Ruby binding of GDK-3.x.
@@ -72,7 +81,7 @@ find . -name \*.rb -print0 | xargs --null chmod 0644
 gem specification -l --ruby %{SOURCE0} > %{gem_name}.gemspec
 
 # Allow ruby-gnome2 no less than ones
-sed -i -e 's|= 2\.2\.0|>= 2.2.0|' %{gem_name}.gemspec
+sed -i -e 's|= 2\.2\.3|>= 2.2.3|' %{gem_name}.gemspec
 
 # Add license text
 install -cpm 644 %{SOURCE1} ./COPYING.LIB
@@ -98,6 +107,7 @@ cp -a .%{gem_dir}/* \
 	%{buildroot}%{gem_dir}/
 
 # move header files, C extension files to the correct directory
+%if 0
 mkdir -p %{buildroot}%{gem_extdir_mri}
 cp -a ./%{gem_extdir_mri}/* %{buildroot}%{gem_extdir_mri}/
 
@@ -112,6 +122,7 @@ popd
 mkdir %{buildroot}%{_libdir}/pkgconfig
 install -cpm 644 ./%{_libdir}/pkgconfig/*.pc \
 	%{buildroot}%{_libdir}/pkgconfig/
+%endif
 
 # Cleanups
 pushd %{buildroot}
@@ -130,7 +141,8 @@ ln -sf /bin/true make
 export PATH=$(pwd):$PATH
 popd
 
-ruby -Ilib:test:ext/%{gem_name} ./test/run-test.rb
+xvfb-run \
+	ruby -Ilib:test:ext/%{gem_name} ./test/run-test.rb
 
 popd
 
@@ -144,21 +156,28 @@ popd
 %dir	%{gem_instdir}/lib/%{gem_name}/
 %{gem_instdir}/lib/%{gem_name}/*.rb
 
+%if 0
 %{gem_extdir_mri}/
+%endif
 
 %exclude %{gem_cache}
 %{gem_spec}
 
+%if 0
 %files	devel
 %{_libdir}/pkgconfig/ruby-%{gem_name}.pc
 %{header_dir}/rbgdk3.h
 %{header_dir}/rbgdk3conversions.h
+%endif
 
 %files	doc
 %doc	%{gem_docdir}/
 %exclude	%{gem_instdir}/test/
 
 %changelog
+* Wed Nov  5 2014 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.2.3-1
+- 2.2.3
+
 * Mon Aug 18 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.2.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
 
diff --git a/sources b/sources
index 72e2b24..4a13604 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-d3a5c8d9d4ae5fd5c759d08641254b60  gdk3-2.2.0.gem
+5836d250e45d4e218c53361ddf787464  gdk3-2.2.3.gem