diff --git a/.travis.yml b/.travis.yml
index 250f94b..7dd059e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,5 +7,6 @@ python:
 - '3.6'
 - '3.7'
 - '3.8'
+- '3.9'
 install: pip install tox-travis
 script: tox
diff --git a/azure-pipeline.yml b/azure-pipeline.yml
index e77077f..4966b3e 100644
--- a/azure-pipeline.yml
+++ b/azure-pipeline.yml
@@ -29,6 +29,9 @@ jobs:
         Python38:
           python.version: '3.8'
           tox_env: 'py38'
+        Python39:
+          python.version: '3.9'
+          tox_env: 'py39'
     steps:
       - task: UsePythonVersion@0
         displayName: 'Use Python $(python.version)'
diff --git a/tox.ini b/tox.ini
index 95c8a67..fd8f7eb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py36,py37,py38
+envlist = py36,py37,py38,py39
 [testenv]
 deps = -rrequirements.txt
 commands=