diff --git a/tox.ini b/tox.ini
index a20cc0dbda..3cd2f794a8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -84,7 +84,6 @@ ignore = E125,E129,E402,H,W503
 [testenv:grafyaml]
 deps =
   {env:GRAFYAML_SRC:git+https://opendev.org/opendev/grafyaml#egg=grafyaml}
-basepython = python2.7
 commands = grafana-dashboard validate grafana
 
 [testenv:bindep]