diff --git a/tox.ini b/tox.ini
index 3fd65f0..1296410 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.0
-envlist =py36,py37,pep8,pylint,docs
+envlist =py36,py38, pep8,pylint,docs
 skipsdist = True
 
 [testenv]
@@ -38,8 +38,8 @@ commands =
 [testenv:py36]
 basepython = python3.6
 
-[testenv:py37]
-basepython = python3.7
+[testenv:py38]
+basepython = python3.8
 
 [testenv:pep8]
 commands = flake8 freezer_dr