diff --git a/devstack/settings b/devstack/settings
new file mode 100644
index 0000000..1a44c84
--- /dev/null
+++ b/devstack/settings
@@ -0,0 +1,3 @@
+GITREPO["designate-tempest-plugin"]=${DESIGNATE_TEMPEST_REPO:-${GIT_BASE}/openstack/designate-tempest-plugin.git}
+GITDIR["designate-tempest-plugin"]=$DEST/designate-tempest-plugin
+GITBRANCH["designate-tempest-plugin"]=${DESIGNATE_TEMPEST_REF:-master}