diff --git a/tox.ini b/tox.ini
index 44133238c..053322e8e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,7 @@ setenv = VIRTUAL_ENV={envdir}
          OS_LOG_DEFAULTS={env:OS_LOG_DEFAULTS:""}
 usedevelop = True
 install_command =
-  {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=stable/queens} {opts} {packages}
+  {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/queens} {opts} {packages}
 deps = -r{toxinidir}/test-requirements.txt
 commands =
   stestr run {posargs}