diff --git a/tox.ini b/tox.ini
index 1452ba9b5..15f29d9a7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,7 +7,7 @@
 twisted = 1
 
 [tox]
-envlist = {py27,pypy27,py36}{-coverage,},codechecks
+envlist = py27,py36,pypy27,codechecks
 minversion = 2.4
 
 [testenv]