diff --git a/CHANGES b/CHANGES
index 725723e9..8e73920d 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2,6 +2,12 @@
 Waffle Changelog
 ================
 
+v4.0.0
+======
+- Added support for Django 4.2 and Python 3.11
+- Dropped support for Python 3.7
+- Added type hints
+
 v3.0.0
 ======
 - Added support for pluggable Sample and Switch models
diff --git a/docs/conf.py b/docs/conf.py
index a272427d..f4ff9eec 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -46,9 +46,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '3.0'
+version = '4.0'
 # The full version, including alpha/beta/rc tags.
-release = '3.0.0'
+release = '4.0.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/waffle/__init__.py b/waffle/__init__.py
index df3745d9..ef0907d7 100755
--- a/waffle/__init__.py
+++ b/waffle/__init__.py
@@ -12,7 +12,7 @@
 if TYPE_CHECKING:
     from waffle.models import AbstractBaseFlag, AbstractBaseSample, AbstractBaseSwitch
 
-__version__ = '3.0.0'
+__version__ = '4.0.0'
 
 
 def flag_is_active(request: HttpRequest, flag_name: str, read_only: bool = False) -> bool | None: