diff --git a/.travis.yml b/.travis.yml
index 4a75912..7b1f728 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,12 +17,12 @@ install: pip install -U tox
 language: python
 matrix:
   include:
+  - env: TOXENV=py39
+    python: 3.9.1
   - env: TOXENV=py38
     python: 3.8.2
   - env: TOXENV=py37
     python: 3.7.7
   - env: TOXENV=py36
     python: 3.6.10
-  - env: TOXENV=py35
-    python: 3.5.9
 script: tox
diff --git a/setup.py b/setup.py
index d2975c1..d0a653b 100755
--- a/setup.py
+++ b/setup.py
@@ -54,13 +54,13 @@
         'Natural Language :: English',
         "Programming Language :: Python",
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: Implementation :: CPython',
     ],
-    python_requires=">=3.5",
+    python_requires=">=3.6",
     entry_points={
         'console_scripts': [
             'pyup = pyup.cli:main',
diff --git a/tox.ini b/tox.ini
index 1bfa51e..3077313 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py35, py36, py37, py38
+envlist = py36, py37, py38, py39
 
 [testenv]
 setenv =