diff --git a/ansible/inventory/group_vars/all/openstack b/ansible/inventory/group_vars/all/openstack
index 2740b7ee7..86bf653e7 100644
--- a/ansible/inventory/group_vars/all/openstack
+++ b/ansible/inventory/group_vars/all/openstack
@@ -2,10 +2,10 @@
 ###############################################################################
 # OpenStack release configuration.
 
-# Name of the current OpenStack release. Default is "zed".
-openstack_release: "zed"
+# Name of the current OpenStack release. Default is "master".
+openstack_release: "master"
 
-# Name of the current OpenStack branch. Default is "stable/zed".
+# Name of the current OpenStack branch. Default is "master".
 openstack_branch: >-
   {% if openstack_release != 'master' %}stable/{% endif %}{{ openstack_release | lower }}
 
diff --git a/etc/kayobe/openstack.yml b/etc/kayobe/openstack.yml
index c9e02ec2e..1acfd0756 100644
--- a/etc/kayobe/openstack.yml
+++ b/etc/kayobe/openstack.yml
@@ -2,10 +2,10 @@
 ###############################################################################
 # OpenStack release configuration.
 
-# Name of the current OpenStack release. Default is "zed".
+# Name of the current OpenStack release. Default is "master".
 #openstack_release:
 
-# Name of the current OpenStack branch. Default is "stable/zed".
+# Name of the current OpenStack branch. Default is "master".
 #openstack_branch:
 
 ###############################################################################
diff --git a/requirements.yml b/requirements.yml
index 2035e8961..cb78d86e7 100644
--- a/requirements.yml
+++ b/requirements.yml
@@ -2,7 +2,7 @@
 collections:
   - name: https://opendev.org/openstack/ansible-collection-kolla
     type: git
-    version: stable/zed
+    version: master
   - name: dellemc.os10
     version: 1.1.1
 
diff --git a/tox.ini b/tox.ini
index 3e0df85d4..6f8bd6f17 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,7 +20,7 @@ setenv =
    OS_STDERR_CAPTURE=1
    OS_TEST_TIMEOUT=60
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt
 commands = stestr run {posargs}
@@ -28,7 +28,7 @@ commands = stestr run {posargs}
 [testenv:pep8]
 # sphinx8 needs the sphinx package which is required via doc/requirements.txt
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/doc/requirements.txt
     -r{toxinidir}/test-requirements.txt
@@ -43,7 +43,7 @@ commands =
 
 [testenv:venv]
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/test-requirements.txt
     -r{toxinidir}/doc/requirements.txt
 commands = {posargs}
@@ -61,7 +61,7 @@ commands =
 
 [testenv:molecule]
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/molecule-requirements.txt
 commands =
@@ -108,7 +108,7 @@ commands =
 
 [testenv:docs]
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
     -r{toxinidir}/doc/requirements.txt
 commands =
   rm -rf doc/build/html
diff --git a/zuul.d/jobs.yaml b/zuul.d/jobs.yaml
index 3682e6433..366aa3f8d 100644
--- a/zuul.d/jobs.yaml
+++ b/zuul.d/jobs.yaml
@@ -66,19 +66,11 @@
     required-projects:
       # Include kayobe to ensure other projects can use this job.
       - name: openstack/ansible-collection-kolla
-        # TODO(bbezak): Remove when kayobe stable/zed exists.
-        override-checkout: stable/zed
       - name: openstack/kayobe
       - name: openstack/kayobe-config-dev
       - name: openstack/kolla
-        # TODO(bbezak): Remove when kayobe stable/zed exists.
-        override-checkout: stable/zed
       - name: openstack/kolla-ansible
-        # TODO(bbezak): Remove when kayobe stable/zed exists.
-        override-checkout: stable/zed
       - name: openstack/requirements
-        # TODO(bbezak): Remove when kayobe stable/zed exists.
-        override-checkout: stable/zed
       - name: openstack/tenks
     irrelevant-files:
       - ^\..+