diff --git a/tox.ini b/tox.ini
index 2af62dd3..f6ce7ed9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,7 +10,7 @@ usedevelop = True
 setenv =
   PYTHONDONTWRITEBYTECODE=1
 deps =
-  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+  -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/victoria}
   -r{toxinidir}/test-requirements.txt
 commands =
   stestr run {posargs}