diff --git a/tox.ini b/tox.ini
index 3724135033..7ba665267b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.5.0
-envlist = docs,py37,py36,py27,functional-37,functional-36,functional,pep8,specs
+envlist = docs,py37,py36,py27,functional-py37,functional-py36,functional,pep8,specs
 skipsdist = True
 
 [testenv]