diff --git a/ibus.changes b/ibus.changes
index 3b638a3..5c4d4ef 100644
--- a/ibus.changes
+++ b/ibus.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Mar 28 18:26:44 UTC 2013 - i@marguerite.su
+
+- fix a typo in Group
+- fix python-bytecode-inconsistent-mtime
+
 -------------------------------------------------------------------
 Thu Mar 28 15:32:19 UTC 2013 - jengelh@inai.de
 
diff --git a/ibus.spec b/ibus.spec
index 31dbefd..3d67642 100644
--- a/ibus.spec
+++ b/ibus.spec
@@ -26,7 +26,7 @@ Release:        0
 Url:            http://code.google.com/p/ibus/
 Summary:        Intelligent Input Bus for Linux OS
 License:        LGPL-2.1+
-Group:          System/I18n
+Group:          System/I18n/Chinese
 
 Source:         http://ibus.googlecode.com/files/%{name}-%{version}.tar.gz
 Source1:        xim.d-ibus  
@@ -167,6 +167,7 @@ make %{?_smp_mflags}
 
 %install
 make install DESTDIR="%buildroot"
+# autostart
 mkdir -p $RPM_BUILD_ROOT/etc/X11/xim.d/
 %if %{build_without_dbus_autolaunch}
 install -m 644 $RPM_SOURCE_DIR/xim.d-ibus-121 $RPM_BUILD_ROOT/etc/X11/xim.d/ibus
@@ -188,6 +189,17 @@ pushd $RPM_BUILD_ROOT/etc/X11/xim.d/
     done
 popd
 
+# fix python-bytecode-inconsistent-mtime
+pushd %{buildroot}%{_datadir}/ibus/ui/gtk
+%py_compile i18n.py
+mv ./i18n.pyc %{buildroot}%{_datadir}/ibus/setup/i18n.pyc
+popd
+pushd %{buildroot}%{_datadir}/ibus/ui/gtk
+%py_compile -O engineabout.py
+mv ./engineabout.pyo %{buildroot}%{_datadir}/ibus/setup/engineabout.pyo
+popd
+
+# remove static libs
 rm -f $RPM_BUILD_ROOT/%{_libdir}/gtk-2.0/%{gtk_binary_version}/immodules/im-ibus.*a
 rm -f $RPM_BUILD_ROOT/%{_libdir}/libibus-*.*a