diff --git a/tox.ini b/tox.ini
index 130271caf..bc1048a63 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,7 +14,7 @@ setenv =
 
 install_command = pip install {opts} {packages}
 deps =
-       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=stable/queens}
        -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 
@@ -43,7 +43,7 @@ commands =
 
 [testenv:pylint]
 deps =
-       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+       -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=stable/queens}
        -r{toxinidir}/requirements.txt
        pylint==0.26.0
 commands = bash tools/lintstack.sh