diff --git a/tox.ini b/tox.ini
index ecbe20af9..b059d03af 100644
--- a/tox.ini
+++ b/tox.ini
@@ -125,7 +125,6 @@ deps =
 [testenv:docs]
 skipsdist = True
 usedevelop = True
-basepython = python
 changedir = doc/en
 deps =
     sphinx