diff --git a/python-oslosphinx.spec b/python-oslosphinx.spec
index 44b064a981f7f8ec6eb945f3bef359da21d0b3b6..b362047257cb650b19e8c46ba419575330531d14 100644
--- a/python-oslosphinx.spec
+++ b/python-oslosphinx.spec
@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-oslosphinx
 Version:	4.18.0
-Release:	2
+Release:	3
 Summary:	OpenStack Sphinx Extensions and Theme
 License:	Apache-2.0
 URL:		http://docs.openstack.org/developer/oslosphinx
@@ -20,6 +20,7 @@ questions, please email openstack-dev@lists.
 %package -n python2-oslosphinx
 Summary:	OpenStack Sphinx Extensions and Theme
 Provides:	python2-oslosphinx, python2-oslo-sphinx
+BuildRequires:	python2-pbr
 BuildRequires:	python2-devel
 BuildRequires:	python2-setuptools
 Requires:	python2-pbr
@@ -89,6 +90,8 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Tue Jun 1 2021 huangtianhua <huangtianhua223@gmail.com>
+- Adds BuildRequires python2-pbr to make obs success
 * Sat May 29 2021 OpenStack_SIG <openstack@openeuler.org>
 - Provide python2-oslo-sphinx
 * Tue May 11 2021 OpenStack_SIG <openstack@openeuler.org>