diff --git a/tox.ini b/tox.ini
index 0a1fa6f60..51c39bd1e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -70,6 +70,8 @@ commands =
     - sphinx-build -b html -b linkcheck -aEnQW doc doc/_build/html
 
 [testenv:lint]
+# PYVERSIONS
+basepython = python3.7
 deps =
     -r requirements/lint.pip