diff --git a/SPECS/python-oslo-concurrency.spec b/SPECS/python-oslo-concurrency.spec
index a4a3883..cc9e799 100644
--- a/SPECS/python-oslo-concurrency.spec
+++ b/SPECS/python-oslo-concurrency.spec
@@ -16,6 +16,10 @@ Summary:        OpenStack Oslo concurrency library
 License:        ASL 2.0
 URL:            https://launchpad.net/oslo
 Source0:        https://tarballs.openstack.org/%{pypi_name}/%{pypi_name}-%{upstream_version}.tar.gz
+
+# WRS
+Patch0001:      add-fair-lock.patch
+
 BuildArch:      noarch
 
 %description