diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 006a8c0..93236df 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,8 +6,8 @@ Changelog
 next (xxx)
 ==========
 
-*   Drop support for Django 2.1.
-*   Officially supports Django 3.0.
+*   Drop support for Django < 2.2.
+*   Officially supports Django 3.0, 3.1.
 *   Drop support for Python 2.7.
 *   Officially supports Python 3.8.
 
diff --git a/README.rst b/README.rst
index 63bd430..d82e034 100644
--- a/README.rst
+++ b/README.rst
@@ -20,7 +20,7 @@ Features
 Requirements
 ============
 
-Django Render Block supports Django 1.11, 2.2, and 3.0 on Python 3.5, 3.6, 3.7, and 3.8.
+Django Render Block supports Django 2.2, 3.0, and 3.1 on Python 3.5, 3.6, 3.7, and 3.8.
 
 Examples
 ========
diff --git a/render_block/base.py b/render_block/base.py
index e0853c4..58b14d2 100644
--- a/render_block/base.py
+++ b/render_block/base.py
@@ -5,7 +5,7 @@
 except ImportError:
     # Most likely Jinja2 isn't installed, in that case just create a class since
     # we always want it to be false anyway.
-    class Jinja2Template(object):
+    class Jinja2Template:
         pass
 
 from render_block.django import django_render_block
diff --git a/tox.ini b/tox.ini
index eda8038..1df522e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,9 +5,9 @@
 
 [tox]
 envlist =
-    py{35,36,37,38}-django{111,22},
+    py{35,36,37,38}-django22,
     # Django 3.0 requires Python 3.6.
-    py{36,37,38}-django{30,master}
+    py{36,37,38}-django{30,31,master}
 skip_missing_interpreters = True
 
 [testenv]
@@ -16,7 +16,7 @@ commands =
     python manage.py test
 deps =
     Jinja2
-    django111: Django>=1.11,<2.0
     django22: Django>=2.2,<2.3
     django30: Django>=3.0,<3.1
+    django31: Django>=3.1b1,<3.2
     djangomaster: https://codeload.github.com/django/django/zip/master