diff --git a/tox.ini b/tox.ini
index 74ab26f3..5382bc2b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,7 @@
 envlist = check, docs
 
 [testenv]
-basepython = python3.6
+basepython = python3
 
 [flake8]
 ignore =