diff --git a/.gitreview b/.gitreview
index 0a6ad3d1..dddeff50 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,3 +2,4 @@
 host=review.opendev.org
 port=29418
 project=starlingx/upstream.git
+defaultbranch=f/bookworm