diff --git a/tox.ini b/tox.ini
index bba85141d9..fc6282a9b8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,7 @@ envlist = linters,docs,releasenotes,inventory,py3-inventory
 usedevelop = True
 basepython = python2.7
 install_command =
-    pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=stable/rocky} {opts} {packages}
+    pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
 deps =
     -r{toxinidir}/global-requirement-pins.txt
     -r{toxinidir}/test-requirements.txt