diff --git a/.gitreview b/.gitreview
index 41ffb2fd87..85a1062807 100644
--- a/.gitreview
+++ b/.gitreview
@@ -2,3 +2,5 @@
 host=review.opendev.org
 port=29418
 project=x/vmware-nsx.git
+branch=stable/ussuri
+defaultbranch=stable/ussuri
diff --git a/tox.ini b/tox.ini
index 869758d03e..1fdc92f147 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,7 +9,7 @@ setenv = VIRTUAL_ENV={envdir}
          PYTHONWARNINGS=default::DeprecationWarning
 passenv = TRACE_FAILONLY GENERATE_HASHES http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 usedevelop = True
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
+deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/ussuri}
        -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 whitelist_externals =
@@ -30,13 +30,13 @@ commands = false
 # note that order is important to ensure dependencies don't override
 commands =
     pip install -q -e "git+https://opendev.org/openstack/networking-l2gw#egg=networking_l2gw"
-    pip install -q -e "git+https://opendev.org/openstack/networking-sfc#egg=networking_sfc"
-    pip install -q -e "git+https://opendev.org/openstack/neutron-fwaas#egg=neutron_fwaas"
-    pip install -q -e "git+https://opendev.org/openstack/neutron-dynamic-routing#egg=neutron_dynamic_routing"
-    pip install -q -e "git+https://opendev.org/openstack/neutron-vpnaas#egg=neutron_vpnaas"
-    pip install -q -e "git+https://opendev.org/openstack/octavia#egg=octavia"
-    pip install -q -e "git+https://opendev.org/openstack/vmware-nsxlib#egg=vmware_nsxlib"
-    pip install -q -e "git+https://opendev.org/openstack/neutron#egg=neutron"
+    pip install -q -e "git+https://opendev.org/openstack/networking-sfc@stable/ussuri#egg=networking_sfc"
+    pip install -q -e "git+https://opendev.org/openstack/neutron-fwaas@stable/ussuri#egg=neutron_fwaas"
+    pip install -q -e "git+https://opendev.org/openstack/neutron-dynamic-routing@stable/ussuri#egg=neutron_dynamic_routing"
+    pip install -q -e "git+https://opendev.org/openstack/neutron-vpnaas@stable/ussuri#egg=neutron_vpnaas"
+    pip install -q -e "git+https://opendev.org/openstack/octavia@stable/ussuri#egg=octavia"
+    pip install -q -e "git+https://opendev.org/openstack/vmware-nsxlib@stable/ussuri#egg=vmware_nsxlib"
+    pip install -q -e "git+https://opendev.org/openstack/neutron@stable/ussuri#egg=neutron"
 
 
 [testenv:functional]
@@ -63,7 +63,7 @@ commands =
 sitepackages = True
 
 [testenv:releasenotes]
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
+deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/ussuri}
        -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html
 
@@ -145,7 +145,7 @@ commands =
   coverage xml -o cover/coverage.xml
 
 [testenv:docs]
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
+deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/ussuri}
        -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -b html doc/source doc/build/html