diff --git a/tox.ini b/tox.ini
index c497a3c..68c1740 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@ skipsdist = True
 envlist =
     clean,
     check,
-    {py27,py34,py35,py36,pypy},
+    {py27,py34,py35,py36,py37,py38,pypy},
     report,
     docs
 
@@ -16,6 +16,8 @@ basepython =
     py34: {env:TOXPYTHON:python3.4}
     py35: {env:TOXPYTHON:python3.5}
     py36: {env:TOXPYTHON:python3.6}
+    py37: {env:TOXPYTHON:python3.7}
+    py38: {env:TOXPYTHON:python3.8}
     {clean,check,report,coveralls,codecov}: python3.6
     bootstrap: python
 setenv =