diff --git a/pyOpenSSL.spec b/pyOpenSSL.spec
index 2d57f1c676b853681b541b8aed90c80c9249e827..aaeb4aabd75d0f2cb319975ac564aaf843248261 100644
--- a/pyOpenSSL.spec
+++ b/pyOpenSSL.spec
@@ -1,6 +1,6 @@
 Name:           pyOpenSSL
 Version:        21.0.0
-Release:        1
+Release:        2
 Summary:        A rather thin wrapper around (a subset of) the OpenSSL library.
 
 License:        ASL 2.0
@@ -31,7 +31,7 @@ Summary:        Documents for %{name}
 Buildarch:      noarch
 Requires:       man info
 Provides:       %{name}-doc
-Obsoletes:      %{name}-doc
+Obsoletes:      %{name}-doc < %{version}-%{release}
 
 %description    help
 Man pages and other related documents for %{name}.
@@ -58,6 +58,9 @@ make -C doc html SPHINXBUILD=sphinx-build-3
 %doc CHANGELOG.rst doc/_build/html
 
 %changelog
+* Mon Oct 24 2022 zhengxiaoxiao<zhengxiaoxiao2@huawei.com> - 21.0.0-2
+- fix obsoletes in spec
+
 * Sat Dec 25 2021 tianwei <tianwei12@huawei.com> - 21.0.0-1
 - Upgrade version to 21.0.0