diff --git a/tox.ini b/tox.ini
index 39ab996db..3bb1bbeda 100644
--- a/tox.ini
+++ b/tox.ini
@@ -45,7 +45,7 @@ commands =
     {envpython} -m py.test --strict -rfEsw -m 'integration' {posargs:tests}
 
 [testenv:mkvenv]
-basepython = python3.5
+basepython = python3
 commands = {envpython} scripts/link_pyqt.py --tox {envdir}
 envdir = {toxinidir}/.venv
 usedevelop = true