diff --git a/.github/workflows/cloudbase_init_tests.yml b/.github/workflows/cloudbase_init_tests.yml
index 578928d1..c9af13a6 100644
--- a/.github/workflows/cloudbase_init_tests.yml
+++ b/.github/workflows/cloudbase_init_tests.yml
@@ -1,7 +1,7 @@
 name: Cloudbase-Init tests
 
 env:
-  UPPER_CONSTRAINTS: "https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt"
+  UPPER_CONSTRAINTS: "https://raw.githubusercontent.com/ader1990/requirements/6b1f4edc570f147822ddc3e5469c0e01c4b60be0/upper-constraints.txt"
   TEST_RESOURCES: "https://github.com/cloudbase/cloudbase-init-test-resources"
   TEST_RESOURCES_BRANCH: "master"
 
diff --git a/tox.ini b/tox.ini
index 496d569c..81e8bb7c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,7 @@ skipsdist = True
 usedevelop = True
 setenv = VIRTUAL_ENV={envdir}
 deps =
-  -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+  -c{env:TOX_CONSTRAINTS_FILE:https://raw.githubusercontent.com/ader1990/requirements/6b1f4edc570f147822ddc3e5469c0e01c4b60be0/upper-constraints.txt}
   -r{toxinidir}/test-requirements.txt
   -r{toxinidir}/requirements.txt
 commands = stestr run --slowest {posargs}