diff --git a/.gitreview b/.gitreview
index ec8b6df1f8..da5d8bcd60 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,4 +2,4 @@
 host=review.opendev.org
 port=29418
 project=openstack/devstack.git
-defaultbranch=stable/wallaby
+defaultbranch=unmaintained/wallaby
diff --git a/stackrc b/stackrc
index 9728d6192f..c4129c6875 100644
--- a/stackrc
+++ b/stackrc
@@ -13,15 +13,15 @@ RC_DIR=$(cd $(dirname "${BASH_SOURCE:-$0}") && pwd)
 # Source required DevStack functions and globals
 source $RC_DIR/functions
 
-# Set the target branch. This is used so that stable branching
+# Set the target branch. This is used so that unmaintained branching
 # does not need to update each repo below.
-TARGET_BRANCH=stable/wallaby
+TARGET_BRANCH=unmaintained/wallaby
 
 # Cycle trailing projects need to branch later than the others.
 TRAILING_TARGET_BRANCH=master
 
-# And some repos do not create stable branches, so this is used
-# to make it explicit and avoid accidentally setting to a stable
+# And some repos do not create unmaintained branches, so this is used
+# to make it explicit and avoid accidentally setting to a unmaintained
 # branch.
 BRANCHLESS_TARGET_BRANCH=master