diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8ee5c36..1b2c3b4 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -24,6 +24,16 @@ jobs:
           - "2.2.17"  # first version to support Python 3.9
           - "3.1.3"  # first version to support Python 3.9
           - "3.2.0"
+        include:
+          - python-version: "3.8"
+            django-version: "4.0.0"
+          - python-version: "3.9"
+            django-version: "4.0.0"
+          - python-version: "3.10"
+            django-version: "3.2.9"  # first version to support Python 3.10
+          - python-version: "3.10"
+            django-version: "4.0.0"
+
 
     steps:
       - uses: actions/checkout@v2
diff --git a/README.md b/README.md
index 2699abd..fb9d008 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ Sorting inlines:
 ![sortable-inlines](http://res.cloudinary.com/alsoicode/image/upload/v1451237555/django-admin-sortable/sortable-inlines.jpg)
 
 ## Supported Django Versions
-For Django 3 use the latest version
+For Django 3 and 4 use the latest version
 
 For Django 1.8.x < 3.0, use 2.1.8.
 
diff --git a/README.rst b/README.rst
index fff0fd5..5c5c05a 100644
--- a/README.rst
+++ b/README.rst
@@ -27,7 +27,7 @@ Sorting inlines:
 Supported Django Versions
 -------------------------
 
-For Django 3 use the latest version
+For Django 3 and 4 use the latest version
 
 For Django 1.8.x < 3.0, use 2.1.8.