diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c38ce96d..76343e41 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,21 +1,21 @@
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v2.1.0
+    rev: v2.4.0
     hooks:
     -   id: trailing-whitespace
     -   id: end-of-file-fixer
     -   id: check-yaml
     -   id: debug-statements
 -   repo: https://gitlab.com/pycqa/flake8
-    rev: 3.7.7
+    rev: 3.7.9
     hooks:
     -   id: flake8
         exclude: ^docs/conf.py
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v1.12.0
+    rev: v1.26.2
     hooks:
     -   id: pyupgrade
 -   repo: https://github.com/asottile/add-trailing-comma
-    rev: v1.0.0
+    rev: v1.5.0
     hooks:
     -   id: add-trailing-comma
diff --git a/README.rst b/README.rst
index 4cd95c36..d3015ecd 100644
--- a/README.rst
+++ b/README.rst
@@ -20,7 +20,7 @@ distribution/deployment.  That means you can add just ``libsass`` into
 your ``setup.py``'s ``install_requires`` list or ``requirements.txt`` file.
 Need no Ruby nor Node.js.
 
-It currently supports CPython 2.7, 3.5--3.7, and PyPy 2.3+!
+It currently supports CPython 2.7, 3.6--3.8, and PyPy 2.3+!
 
 .. _Sass: https://sass-lang.com/
 .. _LibSass: https://github.com/sass/libsass
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 8fb37785..83bee67c 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -13,7 +13,7 @@ resources:
       type: github
       endpoint: github
       name: asottile/azure-pipeline-templates
-      ref: refs/tags/v0.0.13
+      ref: refs/tags/v1.0.0
 
 jobs:
 - template: job--pre-commit.yml@asottile
@@ -36,17 +36,17 @@ jobs:
     - script: rm -rf libsass/test
 - template: job--python-tox.yml@asottile
   parameters:
-    toxenvs: [py35, py36, py37]
+    toxenvs: [py36, py37, py38]
     os: windows
     wheel_tags: true
 - template: job--python-tox.yml@asottile
   parameters:
-    toxenvs: [py35, py36, py37]
+    toxenvs: [py36, py37, py38]
     os: windows
     architecture: x86
     name_postfix: _x86
     wheel_tags: true
 - template: job--python-tox.yml@asottile
   parameters:
-    toxenvs: [pypy, pypy3, py27, py35, py36, py37]
+    toxenvs: [pypy, pypy3, py27, py36, py37, py38]
     os: linux
diff --git a/sasstests.py b/sasstests.py
index 1f40a977..45edc24a 100644
--- a/sasstests.py
+++ b/sasstests.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 
 import base64
 import contextlib
diff --git a/sassutils/builder.py b/sassutils/builder.py
index 6f92fcb6..3390f45e 100644
--- a/sassutils/builder.py
+++ b/sassutils/builder.py
@@ -2,7 +2,6 @@
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 """
-from __future__ import with_statement
 
 import io
 import os
diff --git a/sassutils/wsgi.py b/sassutils/wsgi.py
index aed5c725..242167a4 100644
--- a/sassutils/wsgi.py
+++ b/sassutils/wsgi.py
@@ -2,7 +2,7 @@
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 """
-from __future__ import absolute_import, with_statement
+from __future__ import absolute_import
 
 import logging
 import os
diff --git a/setup.py b/setup.py
index e2a0c852..8a39eb2f 100644
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-from __future__ import print_function, with_statement
+from __future__ import print_function
 
 import ast
 import atexit
diff --git a/tox.ini b/tox.ini
index 58e1693f..e9936c62 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = pypy,pypy3,py27,py35,py36,py37,pre-commit
+envlist = pypy,pypy3,py27,py36,py37,py38,pre-commit
 
 [testenv]
 usedevelop = true