diff --git a/CHANGELOG b/CHANGELOG
index c5ddd0de9..e6b7ebedd 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -3,6 +3,16 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [8.5] 2020-11-16
+
+## Added
+- [puppet] Added Duo MFA classes and on/off switches for management, login and compute nodes.
+
+## Changed
+- [puppet] Refactored logic identifying the presence of an NVIDIA GPU to consider memory instead of instance name.
+- [puppet] Updated the version of most modules installed with Puppetfile
+- [puppet] Fixed permissions of nvidia-modprobe when installing Arbutus' `nvidia-vgpu-tools` rpm.
+
 ## [8.4] 2020-11-10
 
 ### Changed