diff --git a/python-mkdocs-redirects.spec b/python-mkdocs-redirects.spec
index db3eec9..590213a 100644
--- a/python-mkdocs-redirects.spec
+++ b/python-mkdocs-redirects.spec
@@ -2,7 +2,7 @@
 
 Name:           python-%{pypi_name}
 Version:        1.2.1
-Release:        1
+Release:        2
 Summary:        A MkDocs plugin for dynamic page redirects to prevent broken links
 
 License:        MIT
@@ -14,7 +14,8 @@ BuildRequires:  python3-devel
 BuildRequires:  python3-setuptools
 BuildRequires:  python3-pip
 BuildRequires:  python3-wheel
-BuildRequires:	python3-hatchling
+BuildRequires:  python3-hatchling
+BuildRequires:  python3-mkdocs
 
 %description
  mkdocs-redirectsPlugin for [mkdocs]( to create page redirects (e.g. for
@@ -54,5 +55,8 @@ redirect_maps:...
 %{python3_sitelib}/mkdocs_redirects*
 
 %changelog
+* Tue Oct 17 2023 Dongxing Wang <dxwangk@isoftstone.com> - 1.2.1-2
+- Add build reauirments mkdocs to fix obs build failed.
+
 * Tue Aug 22 2023 luolu12 <luluoc@isoftstone.com> - 1.2.1-1
 - Initial package.