1 files changed, 1 insertions, 1 deletions
diff --git a/tox.ini b/tox.ini
index e5a117d..be5fc18 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,7 @@ setenv =
     VIRTUAL_ENV={envdir}
 install_command = pip install {opts} {packages}
 deps =
-    -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt}
+    -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/train}
     -r{toxinidir}/test-requirements.txt
 commands = stestr run --slowest {posargs}