diff --git a/.gitreview b/.gitreview
index 941d303d..3ccc19cc 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,3 +2,4 @@
 host=review.opendev.org
 port=29418
 project=openstack/murano-agent.git
+defaultbranch=stable/wallaby