diff --git a/CHANGELOG.md b/CHANGELOG.md
index 906a3f83..7ddf8304 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,12 +4,17 @@
 
 ## Unreleased
 
+## 3.3.0b9 - 2023-10-26
+
 ### Changed
 - Changed the beta feature for using the hub's gyro. Gyro control can now be
   toggled using `use_gyro` instead of using a separate `GyroDriveBase` class.
+- Documentation updates to match firmware 3.3.0b5--3.3.0b9 updates.
 
 ## Added
 - Added `set` to `ubuiltins` module.
+- Basic multitasking docs.
+- Awaitable keyword for awaitable methods and functions.
 
 ## 3.3.0b5 - 2023-05-16
 
diff --git a/pyproject.toml b/pyproject.toml
index fdcead76..96cdc6e6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pybricks"
-version = "3.3.0b5"
+version = "3.3.0b9"
 description = "Documentation and user-API stubs for Pybricks MicroPython"
 authors = ["The Pybricks Authors <dev@pybricks.com>"]
 maintainers = ["Laurens Valk <laurens@pybricks.com>", "David Lechner <david@pybricks.com>" ]