diff --git a/.travis.yml b/.travis.yml
index 164eeee..ba4c0c5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,9 @@ matrix:
       env: TOXENV=py37
     - python: 3.8
       env: TOXENV=py38
-    - python: 3.8
+    - python: 3.9
+      env: TOXENV=py39
+    - python: 3.9
       env: TOXENV=flake8
 
 script:
diff --git a/README.rst b/README.rst
index 7d42629..1f57162 100644
--- a/README.rst
+++ b/README.rst
@@ -9,7 +9,7 @@ django-dotenv
 Original implementation was written by
 `@jacobian <https://github.com/jacobian>`__.
 
-Tested on Python 3.5, 3.6, 3.7 and 3.8.
+Tested on Python 3.5, 3.6, 3.7, 3.8 and 3.9.
 
 Installation
 ------------
diff --git a/setup.py b/setup.py
index ae55452..daa1426 100644
--- a/setup.py
+++ b/setup.py
@@ -48,6 +48,7 @@ def get_version(module):
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Topic :: Internet :: WWW/HTTP',
     ]
 )
diff --git a/tox.ini b/tox.ini
index 0afaf95..40d130c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,6 +5,7 @@ envlist =
     py36,
     py37,
     py38,
+    py39,
 
 [testenv]
 commands = python setup.py test