diff --git a/libbytesize.spec b/libbytesize.spec
index eed211b..57b66e4 100644
--- a/libbytesize.spec
+++ b/libbytesize.spec
@@ -3,7 +3,7 @@
 
 Name:           libbytesize
 Version:        1.4
-Release:        7
+Release:        8
 Summary:        A library for working with sizes in bytes
 License:        LGPLv2+
 URL:            https://github.com/storaged-project/libbytesize
@@ -11,12 +11,15 @@ Source0:        https://github.com/storaged-project/libbytesize/releases/downloa
 BuildRequires:  gcc gmp-devel mpfr-devel pcre-devel gettext-devel libxslt gdb
 %if %{with_python2}
 BuildRequires: python2-devel
+%else
+Obsoletes: python2-libbytesize
 %endif
 %if %{with_python3}
 BuildRequires: python3-devel
 %endif
 BuildRequires: gtk-doc
 
+
 %description
 The goal of this project is to provide a tiny library that would
 facilitate the common operations with sizes in bytes.
@@ -92,6 +95,9 @@ find %{buildroot} -type f -name "*.la" -delete
 %{_datadir}/gtk-doc/html/*
 
 %changelog
+* Sat Mar 21 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.4-8
+- fixbug in remove python2 support for package
+
 * Sat Mar 14 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.4-7
 - fixbug in self-building