diff --git a/lmfit-v8.2.tar.gz b/lmfit-v8.2.tar.gz
deleted file mode 100644
index 9a00f7e..0000000
Binary files a/lmfit-v8.2.tar.gz and /dev/null differ
diff --git a/lmfit-v9.0.tar.gz b/lmfit-v9.0.tar.gz
new file mode 100644
index 0000000..cd62e2a
Binary files /dev/null and b/lmfit-v9.0.tar.gz differ
diff --git a/lmfit.spec b/lmfit.spec
index 4294e4f..ee6c9ab 100644
--- a/lmfit.spec
+++ b/lmfit.spec
@@ -1,8 +1,8 @@
 Name:                lmfit
-Version:             8.2
+Version:             9.0
 Release:             1
 Summary:             Levenberg-Marquardt least-squares minimization and curve fitting
-License:             BSD and CC-BY
+License:             BSD
 URL:                 https://jugit.fz-juelich.de/mlz/%{name}
 Source0:             https://jugit.fz-juelich.de/mlz/%{name}/-/archive/v%{version}/%{name}-v%{version}.tar.gz
 BuildRequires:       cmake gcc-c++ %{_bindir}/pod2man %{_bindir}/pod2html
@@ -43,8 +43,8 @@ popd
 
 %files
 %doc COPYING CHANGELOG
-%{_libdir}/lib%{name}.so.8
-%{_libdir}/lib%{name}.so.8.2
+%{_libdir}/lib%{name}.so.9
+%{_libdir}/lib%{name}.so.9.0.0
 
 %files devel
 %doc demo
@@ -56,5 +56,8 @@ popd
 %{_mandir}/man7/*
 
 %changelog
+* Thu May 4 2023 liyanan <thistleslyn@163.com> - 9.0-1
+- update to 9.0
+
 * Mon Jul 27 2020 zhanghua <zhanghua40@huawei.com> - 8.2-1
 - package init