diff --git a/.gitreview b/.gitreview
index 9ec4ba6..afd8029 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,3 +2,4 @@
 host=review.openstack.org
 port=29418
 project=openstack/python-congressclient.git
+defaultbranch=stable/mitaka