diff --git a/modules/jenkins/files/slave_scripts/propose_requirements_update.sh b/modules/jenkins/files/slave_scripts/propose_requirements_update.sh
index c48d289119..ca5852d553 100755
--- a/modules/jenkins/files/slave_scripts/propose_requirements_update.sh
+++ b/modules/jenkins/files/slave_scripts/propose_requirements_update.sh
@@ -15,7 +15,12 @@
 INITIAL_COMMIT_MSG="Updated from global requirements"
 TOPIC="openstack/requirements"
 USERNAME=${USERNAME:-$USER}
-BRANCH=${ZUUL_BRANCH:-master}
+BRANCH=$ZUUL_REF
+
+if [ -z "$BRANCH" ] ; then
+    echo "No branch set, exiting."
+    exit 1
+fi
 
 git config user.name "OpenStack Jenkins"
 git config user.email "jenkins@openstack.org"
diff --git a/modules/openstack_project/files/zuul/layout.yaml b/modules/openstack_project/files/zuul/layout.yaml
index d52f3aac88..0875d59b6a 100644
--- a/modules/openstack_project/files/zuul/layout.yaml
+++ b/modules/openstack_project/files/zuul/layout.yaml
@@ -1548,6 +1548,7 @@ projects:
       - post-mirror-python26
       - post-mirror-python27
       - post-mirror-python33
+      - propose-requirements-updates
     periodic:
       - periodic-mirror-python26
       - periodic-mirror-python27