diff --git a/tox.ini b/tox.ini
index 89535e5..339afd1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -79,6 +79,13 @@ deps =
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt
 
+[testenv:py312]
+basepython = python3.12
+deps =
+    -c {env:TEST_CONSTRAINTS_FILE:https://raw.githubusercontent.com/openstack-charmers/zaza-openstack-tests/master/constraints/constraints-2024.1.txt}
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/test-requirements.txt
+
 [testenv:py3]
 basepython = python3
 deps =