diff --git a/tox.ini b/tox.ini
index efcb672f..2b4f9105 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py35,py27,pypy,pep8,releasenotes
+envlist = py35,py27,pep8,releasenotes
 minversion = 2.0
 skipsdist = True