diff --git a/tox.ini b/tox.ini
index 16b3957a..a49211db 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/train}
        -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 whitelist_externals = sh
@@ -65,7 +65,7 @@ whitelist_externals =
     bash
 
 [testenv:bandit]
-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/train}
        -r{toxinidir}/test-requirements.txt
 commands = bandit -r vmware_nsxlib -n 5 -ll
 
@@ -80,7 +80,7 @@ commands = {posargs}
 
 [testenv:docs]
 basepython = python3
-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/train}
        -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -b html doc/source doc/build/html