diff --git a/ecdsa-0.17.0.tar.gz b/ecdsa-0.17.0.tar.gz
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diff --git a/ecdsa-0.18.0.tar.gz b/ecdsa-0.18.0.tar.gz
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diff --git a/python-ecdsa.spec b/python-ecdsa.spec
index 1efa90d96bcdf994343620aff24d1be709ab9b7f..a9b2151d00dce596b16755a5afd7606446a24773 100644
--- a/python-ecdsa.spec
+++ b/python-ecdsa.spec
@@ -1,15 +1,16 @@
-%bcond_without python3
-
+%global _empty_manifest_terminate_build 0
 Name:		python-ecdsa
-Version:	0.17.0
-Release:	1	
+Version:	0.18.0
+Release:	1
 Summary:	ECDSA cryptographic signature library
 License:	MIT
-URL:		https://pypi.python.org/pypi/ecdsa
-Source0:	https://pypi.python.org/packages/source/e/ecdsa/ecdsa-%{version}.tar.gz
+URL:		http://github.com/tlsfuzzer/python-ecdsa
+Source0:	https://files.pythonhosted.org/packages/ff/7b/ba6547a76c468a0d22de93e89ae60d9561ec911f59532907e72b0d8bc0f1/ecdsa-0.18.0.tar.gz
+BuildArch:	noarch
 
-BuildArch:      noarch
-BuildRequires:	openssl
+Requires:	python3-six
+Requires:	python3-gmpy
+Requires:	python3-gmpy2
 
 %description
 This is an easy-to-use implementation of ECDSA cryptography (Elliptic Curve
@@ -20,13 +21,10 @@ and signatures are very short, making them easy to handle and incorporate
 into other protocols.
 
 %package -n python3-ecdsa
-Summary:        ECDSA cryptographic signature library
-BuildRequires:  python3-devel
-BuildRequires:  python3-setuptools
-BuildRequires:  python3-six
-Requires:       python3-six
-%{?python_provide:%python_provide python3-ecdsa}
-
+Summary:	ECDSA cryptographic signature library (pure python)
+Provides:	python-ecdsa
+BuildRequires:	python3-devel
+BuildRequires:	python3-setuptools
 %description -n python3-ecdsa
 This is an easy-to-use implementation of ECDSA cryptography (Elliptic Curve
 Digital Signature Algorithm), implemented purely in Python, released under
@@ -34,31 +32,64 @@ the MIT license. With this library, you can quickly create keypairs (signing  ke
 and signatures are very short, making them easy to handle and incorporate
 into other protocols.
 
-%package_help
+
+
+
+
+%package help
+Summary:	Development documents and examples for ecdsa
+Provides:	python3-ecdsa-doc
+%description help
+This is an easy-to-use implementation of ECDSA cryptography (Elliptic Curve
+Digital Signature Algorithm), implemented purely in Python, released under
+the MIT license. With this library, you can quickly create keypairs (signing  key and verifying key), sign messages, and verify the signatures. The keys
+and signatures are very short, making them easy to handle and incorporate
+into other protocols.
+
 %prep
-%autosetup -n ecdsa-%{version}
-rm -rf ecdsa.egg-info
-find src/ecdsa -name \*.py | xargs sed -ie '/\/usr\/bin\/env/d'
+%autosetup -n ecdsa-0.18.0
 
 %build
-%_bindir/python3 setup.py build '--executable=%_bindir/python3 -s'
+%py3_build
 
 %install
-%_bindir/python3 setup.py install -O1 --skip-build --root %buildroot
-
-%check
-%_bindir/python3 setup.py test
+%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
+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
+fi
+if [ -d usr/lib64 ]; then
+	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
+fi
+if [ -d usr/sbin ]; then
+	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
+fi
+popd
+mv %{buildroot}/filelist.lst .
+mv %{buildroot}/doclist.lst .
 
-%files -n python3-ecdsa
-%defattr(-,root,root)
-%license LICENSE
-%_prefix/lib/python%{python3_version}/site-packages/*
+%files -n python3-ecdsa -f filelist.lst
+%dir %{python3_sitelib}/*
 
-%files help
-%defattr(-,root,root)
-%doc NEWS README.md
+%files help -f doclist.lst
+%{_docdir}/*
 
 %changelog
+* Thu Aug 04 2022 liqiuyu <liqiuyu@kylinos.cn> - 0.18.0-1
+- update version to 0.18.0
+
 * Sat Nov 13 2021 liudabo <liudabo1@huawei.com> - 0.17.0-1
 - update version to 0.17.0