diff --git a/CHANGELOG.md b/CHANGELOG.md
index c4fa9b6a4d..04334be9a2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,7 +3,18 @@ Changelog
 
 All notable changes to this project will be documented in this file.
 
-## [4.2.21] - 2024-12-03
+## [4.1.22] - 2025-01-16
+
+### Security
+
+- Fix insufficient validation of account URIs ([GHSA-5wxh-3p65-r4g6](https://github.com/mastodon/mastodon/security/advisories/GHSA-5wxh-3p65-r4g6))
+
+### Fixed
+
+- Fix `libyaml` missing from `Dockerfile` build stage (#33591 by @vmstan)
+- Fix deletion of unconfirmed users with Webauthn set (#33186 by @ClearlyClaire)
+
+## [4.1.21] - 2024-12-03
 
 ### Fixed
 
diff --git a/docker-compose.yml b/docker-compose.yml
index e426250a23..229b0f0ed9 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -56,7 +56,7 @@ services:
 
   web:
     build: .
-    image: ghcr.io/mastodon/mastodon:v4.1.21
+    image: ghcr.io/mastodon/mastodon:v4.1.22
     restart: always
     env_file: .env.production
     command: bash -c "rm -f /mastodon/tmp/pids/server.pid; bundle exec rails s -p 3000"
@@ -77,7 +77,7 @@ services:
 
   streaming:
     build: .
-    image: ghcr.io/mastodon/mastodon:v4.1.21
+    image: ghcr.io/mastodon/mastodon:v4.1.22
     restart: always
     env_file: .env.production
     command: node ./streaming
@@ -95,7 +95,7 @@ services:
 
   sidekiq:
     build: .
-    image: ghcr.io/mastodon/mastodon:v4.1.21
+    image: ghcr.io/mastodon/mastodon:v4.1.22
     restart: always
     env_file: .env.production
     command: bundle exec sidekiq
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index 9dd0a53d5e..9853c0e2e7 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -13,7 +13,7 @@ module Mastodon
     end
 
     def patch
-      21
+      22
     end
 
     def flags