1 files changed, 1 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index fec1bd56..2a521733 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,6 +10,7 @@ deps =
 	# Ideally all the dependencies should be set as "extras"
 setenv =
 	PYTHONWARNDEFAULTENCODING = 1
+	SETUPTOOLS_ENFORCE_DEPRECATION = 1
 commands =
 	pytest {posargs}
 usedevelop = True