diff --git a/python-seqdiag.spec b/python-seqdiag.spec
index 4e2ee4e..c054a3b 100644
--- a/python-seqdiag.spec
+++ b/python-seqdiag.spec
@@ -1,54 +1,50 @@
 %global _empty_manifest_terminate_build 0
-Name:           python-seqdiag
-Version:        3.0.0
-Release:        1
-Summary:        seqdiag generates sequence-diagram image from text
-License:        Apache-2.0
-URL:            http://blockdiag.com/
-Source0:        https://files.pythonhosted.org/packages/9b/66/7d344b87f0a4ce761efe8a16fa41bad28d4685502540899004c5b3ca34ca/seqdiag-3.0.0.tar.gz
-BuildArch:      noarch
+Name:		python-seqdiag
+Version:	2.0.0
+Release:	1
+Summary:	seqdiag generates sequence-diagram image from text
+License:	Apache-2.0
+URL:		https://github.com/blockdiag/seqdiag
+Source0:	https://files.pythonhosted.org/packages/35/cf/1e1fa65111f90747e9c9f2438674b5c77dbb00a0b14a01ba280c7c34bad9/seqdiag-2.0.0.tar.gz
+BuildArch:	noarch
+
+Requires:	python3-blockdiag
+Requires:	python3-nose
+Requires:	python3-flake8
+Requires:	python3-flake8-coding
+Requires:	python3-flake8-copyright
+Requires:	python3-flake8-isort
+Requires:	python3-reportlab
+Requires:	python3-docutils
+
 %description
 seqdiag generate sequence-diagram image file from spec-text file.
 
+
 %package -n python3-seqdiag
-Summary:        seqdiag generates sequence-diagram image from text
-Provides:       python-seqdiag
-# Base build requires
-BuildRequires:  python3-devel
-BuildRequires:  python3-setuptools
-BuildRequires:  python3-pbr
-BuildRequires:  python3-pip
-BuildRequires:  python3-wheel
-# General requires
-BuildRequires:  python3-blockdiag
-# Tests running requires
-BuildRequires:  python3-docutils
-BuildRequires:  python3-reportlab
-BuildRequires:  python3-flake8
-# General requires
-Requires:       python3-blockdiag
-# Tests running requires
-Requires:       python3-docutils
-Requires:       python3-reportlab
-Requires:       python3-flake8
+Summary:	seqdiag generates sequence-diagram image from text
+Provides:	python-seqdiag
+BuildRequires:	python3-devel
+BuildRequires:	python3-setuptools
 %description -n python3-seqdiag
 seqdiag generate sequence-diagram image file from spec-text file.
 
+
 %package help
-Summary:        seqdiag generates sequence-diagram image from text
-Provides:       python3-seqdiag-doc
+Summary:	Development documents and examples for seqdiag
+Provides:	python3-seqdiag-doc
 %description help
 seqdiag generate sequence-diagram image file from spec-text file.
 
+
 %prep
-%autosetup -n seqdiag-%{version}
+%autosetup -n seqdiag-2.0.0
 
 %build
 %py3_build
 
 %install
 %py3_install
-
 install -d -m755 %{buildroot}/%{_pkgdocdir}
 if [ -d doc ]; then cp -arf doc %{buildroot}/%{_pkgdocdir}; fi
 if [ -d docs ]; then cp -arf docs %{buildroot}/%{_pkgdocdir}; fi
@@ -56,20 +52,20 @@ if [ -d example ]; then cp -arf example %{buildroot}/%{_pkgdocdir}; fi
 if [ -d examples ]; then cp -arf examples %{buildroot}/%{_pkgdocdir}; fi
 pushd %{buildroot}
 if [ -d usr/lib ]; then
-    find usr/lib -type f -printf "/%h/%f\n" >> filelist.lst
+	find usr/lib -type f -printf "/%h/%f\n" >> filelist.lst
 fi
 if [ -d usr/lib64 ]; then
-    find usr/lib64 -type f -printf "/%h/%f\n" >> filelist.lst
+	find usr/lib64 -type f -printf "/%h/%f\n" >> filelist.lst
 fi
 if [ -d usr/bin ]; then
-    find usr/bin -type f -printf "/%h/%f\n" >> filelist.lst
+	find usr/bin -type f -printf "/%h/%f\n" >> filelist.lst
 fi
 if [ -d usr/sbin ]; then
-    find usr/sbin -type f -printf "/%h/%f\n" >> filelist.lst
+	find usr/sbin -type f -printf "/%h/%f\n" >> filelist.lst
 fi
 touch doclist.lst
 if [ -d usr/share/man ]; then
-    find usr/share/man -type f -printf "/%h/%f.gz\n" >> doclist.lst
+	find usr/share/man -type f -printf "/%h/%f.gz\n" >> doclist.lst
 fi
 popd
 mv %{buildroot}/filelist.lst .
@@ -82,8 +78,5 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
-* Mon Jul 25 2022 OpenStack_SIG <openstack@openeuler.org> - 3.0.0-1
-- Upgrade package python3-seqdiag to version 3.0.0
-
 * Thu Dec 31 2020 Python_Bot <Python_Bot@openeuler.org>
 - Package Spec generated
diff --git a/seqdiag-2.0.0.tar.gz b/seqdiag-2.0.0.tar.gz
new file mode 100644
index 0000000..ae7f2ca
Binary files /dev/null and b/seqdiag-2.0.0.tar.gz differ
diff --git a/seqdiag-3.0.0.tar.gz b/seqdiag-3.0.0.tar.gz
deleted file mode 100644
index 2ea9a4b..0000000
Binary files a/seqdiag-3.0.0.tar.gz and /dev/null differ