diff --git a/libpinyin.spec b/libpinyin.spec
index fb6f680..96f8490 100644
--- a/libpinyin.spec
+++ b/libpinyin.spec
@@ -2,7 +2,7 @@
 
 Name:           libpinyin
 Version:        1.0.99.20150203
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Library to deal with pinyin
 
 License:        GPLv2+
@@ -14,6 +14,7 @@ Patch0:         libpinyin-1.0.x-head.patch
 
 BuildRequires:  libdb-devel, glib2-devel
 Requires:       %{name}-data%{?_isa} = %{version}-%{release}
+Obsoletes:      libpinyin-tools
 
 %description
 The libpinyin project aims to provide the algorithms core
@@ -79,6 +80,9 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 %{_libdir}/libpinyin/data
 
 %changelog
+* Tue Feb  3 2015 Peng Wu <pwu@redhat.com> - 1.0.99.20150203-2
+- Obsoletes libpinyin-tools
+
 * Tue Feb  3 2015 Peng Wu <pwu@redhat.com> - 1.0.99.20150203-1
 - Update to 1.0.99.20150203