diff --git a/README.rst b/README.rst
index d6a6dc8..3a09d3a 100644
--- a/README.rst
+++ b/README.rst
@@ -13,13 +13,13 @@ Tested under...
 
   * 2.7
   * 3.6
+  * 3.7
 
 * Django
 
-  * 1.8
-  * 1.10
   * 1.11
-  * 2.0
+  * 2.1
+  * 2.2b
 
 Installation
 ============
diff --git a/setup.py b/setup.py
index 11682dd..744f2dc 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@
     description="Basic auth utilities for Django.",
     long_description=README + '\n\n' + CHANGES,
     packages=['basicauth'],
-    install_requires=['Django>=1.8,!=1.9,<2.2'],
+    install_requires=['Django>=1.11'],
     include_package_data=True,
     test_suite="tests",
     zip_safe=False,
diff --git a/tox.ini b/tox.ini
index 435dc73..e53715f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,19 +1,19 @@
 [tox]
 envlist =
-    py27-django{18,110,111}
-    py36-django{18,110,111,20,21}
+    py27-django{111}
+    py36-django{111,21,22}
+    py37-django{111,21,22}
     flake8
 
 [testenv]
 basepython =
     py27: python2.7
     py36: python3.6
+    py37: python3.7
 deps =
-    django18: Django>=1.8,<1.9
-    django110: Django>=1.10,<1.11
     django111: Django>=1.11,<2.0
-    django20: Django>=2.0,<2.1
     django21: Django>=2.1,<2.2
+    django22: Django>=2.2b1,<2.3
 commands =
     python -m unittest discover