diff --git a/python-castellan.spec b/python-castellan.spec
index c38a2066974813206d7bc0c6d7cf8fc2af4c857c..d203fd76da4869464526888d0ab5fa16782ea151 100644
--- a/python-castellan.spec
+++ b/python-castellan.spec
@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-castellan
 Version:	0.17.0
-Release:	2
+Release:	3
 Summary:	Generic Key Manager interface for OpenStack
 License:	Apache-2.0
 URL:		https://docs.openstack.org/castellan/latest/
@@ -14,6 +14,7 @@ Generic Key Manager interface for OpenStack.
 %package -n python2-castellan
 Summary:	Generic Key Manager interface for OpenStack
 Provides:	python2-castellan
+BuildRequires:	python2-pbr
 BuildRequires:	python2-devel
 BuildRequires:	python2-setuptools
 Requires:	python2-pbr
@@ -79,6 +80,8 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Wed Jun 2 2021 huangtianhua <huangtianhua223@gmail.com>
+- Adds BuildRequires python2-pbr to make obs success
 * Sun May 23 2021 openstack-sig <openstack@openeuler.org>
 - Fix Provides
 * Fri May 14 2021 openstack-sig <openstack@openeuler.org>