diff --git a/pyelftools-0.25.tar.gz b/pyelftools-0.25.tar.gz
deleted file mode 100644
index 41cdb06..0000000
Binary files a/pyelftools-0.25.tar.gz and /dev/null differ
diff --git a/pyelftools-0.27.tar.gz b/pyelftools-0.27.tar.gz
new file mode 100644
index 0000000..3c6a4e0
Binary files /dev/null and b/pyelftools-0.27.tar.gz differ
diff --git a/pyelftools.spec b/pyelftools.spec
index 2720f8c..70a74b0 100644
--- a/pyelftools.spec
+++ b/pyelftools.spec
@@ -1,21 +1,22 @@
+%global         debug_package %{nil}
+
 Name:           pyelftools
-Version:        0.25
-Release:        3
+Version:        0.27
+Release:        1
 License:        Public Domain
 Summary:        Pure-Python library for parsing and analyzing ELF files
 URL:            https://github.com/eliben/pyelftools
-Source0:        https://files.pythonhosted.org/packages/source/p/pyelftools/pyelftools-%{version}.tar.gz
-
-BuildRequires:  python3-devel python3-setuptools
-BuildArch:      noarch
+Source0:        https://github.com/eliben/pyelftools/archive/v%{version}/%{name}-%{version}.tar.gz
 
 %description
 This package provides a python library for parsing and
 analyzing ELF files and DWARF debugging information.
 
 %package     -n python3-pyelftools
+Provides:       bundled(python3-construct) = 2.6
+BuildRequires:  python3-devel python3-setuptools
+BuildArch:      noarch
 Summary:        Parsing ELF and DWARF in Python
-Requires:       python3-construct
 %{?python_provide:%python_provide python3-pyelftools}
 %description -n python3-pyelftools
 This package provides a python library for parsing and
@@ -37,13 +38,17 @@ mv %{buildroot}/usr/bin/readelf.py %{buildroot}/usr/bin/pyreadelf
 %{__python3} test/run_readelf_tests.py || :
 
 %files -n python3-pyelftools
-%doc CHANGES LICENSE
+%license LICENSE
+%doc CHANGES
 %{_bindir}/pyreadelf
 %{python3_sitelib}/elftools
 %{python3_sitelib}/pyelftools-*.egg-info
 
 
 %changelog
+* Thu Oct 13 2022 wulei <wulei80@h-partners.com> - 0.27-1
+- upgrade version to 0.27
+
 * Wed Oct 21 2020 wutao <wutao61@huawei.com> - 0.25-3
 - delete python2 modules