1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 8ccd56b..af044b6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,6 @@
 [tox]
 envlist = begin,py27,py34,py35,py36,py37,py38,pypy,pypy3,incompatible-lzma,end
+skip_missing_interpreters = True
 # we operate on sources anyway
 skipsdist = True