1 files changed, 2 insertions, 1 deletions
diff --git a/tox.ini b/tox.ini
index b9610cd..567a4f1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,7 +9,8 @@ setenv = VIRTUAL_ENV={envdir}
          # .testr.conf uses TESTS_DIR
          TESTS_DIR=./ironicclient/tests/unit
 usedevelop = True
-install_command = pip install -U {opts} {packages}
+install_command =
+    {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=stable/mitaka} {opts} {packages}
 deps =
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt