1 files changed, 1 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index a2f41f75..d75c8f1e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,6 +12,7 @@ setenv = VIRTUAL_ENV={envdir}
 
 usedevelop = True
 install_command = pip install \
+                  -c{env:TEST_UPPER_CONSTRAINTS_FILE:{toxinidir}/test-upper-constraints.txt} \
                   -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} \
                   -U {opts} {packages}
 deps = -r{toxinidir}/requirements.txt