commit ec46e6a4ee79382872e990ed45ad0dd296b482ab
Author: Moshe Levi <moshele@mellanox.com>
Date:   Mon Oct 5 03:43:22 2020 +0300

    fix ussuri upper constains
    
    Change-Id: Ie30d0ad884c3f08a8acf1e6d58f793bec3be018e

diff --git a/tox.ini b/tox.ini
index 4909080..0b525cb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -15,7 +15,7 @@ usedevelop = True
 install_command =
   pip install {opts} {packages}
 deps =
-  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+  -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/ussuri}
   -r{toxinidir}/requirements.txt
   -r{toxinidir}/test-requirements.txt
 whitelist_externals = sh