diff --git a/python-pycadf.spec b/python-pycadf.spec
index 4f92c987eec1256e8d0ae3d74fd5c1edb344a056..5e2f920d6be00eef5b3f903fd9e4322f596eee1c 100644
--- a/python-pycadf.spec
+++ b/python-pycadf.spec
@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-pycadf
 Version:	2.7.0
-Release:	1
+Release:	2
 Summary:	CADF Library
 License:	Apache-2.0
 URL:		https://docs.openstack.org/pycadf/latest/
@@ -15,6 +15,7 @@ specification, primarily for use by OpenStack.
 %package -n python2-pycadf
 Summary:	CADF Library
 Provides:	python2-pycadf
+BuildRequires:	python2-pbr
 BuildRequires:	python2-devel
 BuildRequires:	python2-setuptools
 Requires:	python2-oslo-config
@@ -79,5 +80,7 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Wed Jun 2 2021 huangtianhua <huangtianhua223@gmail.com>
+- Adds BuildRequires python2-pbr to make obs success
 * Wed May 12 2021 OpenStack_SIG <openstack@openeuler.org>
 - Package Spec generated