diff --git a/tox.ini b/tox.ini
index 45cddc4bd..6370b56a5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,8 +6,6 @@ envlist = py38,py39,pep8,docs
 setenv =
   PYTHON=coverage run --source barbican --parallel-mode
   PYTHONDONTWRITEBYTECODE=1
-# TODO(stephenfin): Remove once we bump our upper-constraint to SQLAlchemy 2.0
-  SQLALCHEMY_WARN_20=1
 usedevelop = True
 deps =
   -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}