diff --git a/CHANGELOG.md b/CHANGELOG.md
index dd0ccc5f7..8814d5a4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,49 @@ Changelog
 
 All notable changes to this project will be documented in this file.
 
+## [3.5.1] - 2022-04-08
+### Added
+
+- Add pagination for trending statuses in web UI ([Gargron](https://github.com/mastodon/mastodon/pull/17976))
+
+### Changed
+
+- Change e-mail notifications to only be sent when recipient is offline ([Gargron](https://github.com/mastodon/mastodon/pull/17984))
+  - Send e-mails for mentions and follows by default again
+  - But only when recipient does not have push notifications through an app
+- Change `website` attribute to be nullable on `Application` entity in REST API ([rinsuki](https://github.com/mastodon/mastodon/pull/17962))
+
+### Removed
+
+- Remove sign-in token authentication, instead send e-mail about new sign-in ([Gargron](https://github.com/mastodon/mastodon/pull/17970))
+  - You no longer need to enter a security code sent through e-mail
+  - Instead you get an e-mail about a new sign-in from an unfamiliar IP address
+
+### Fixed
+
+- Fix error resposes for `from` search prefix ([single-right-quote](https://github.com/mastodon/mastodon/pull/17963))
+- Fix dangling language-specific trends ([Gargron](https://github.com/mastodon/mastodon/pull/17997))
+- Fix extremely rare race condition when deleting a status or account ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17994))
+- Fix trends returning less results per page when filtered in REST API ([Gargron](https://github.com/mastodon/mastodon/pull/17996))
+- Fix pagination header on empty trends responses in REST API ([Gargron](https://github.com/mastodon/mastodon/pull/17986))
+- Fix cookies secure flag being set when served over Tor ([Gargron](https://github.com/mastodon/mastodon/pull/17992))
+- Fix migration error handling ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17991))
+- Fix error when re-running some migrations if they get interrupted at the wrong moment ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17989))
+- Fix potentially missing statuses when reconnecting to streaming API in web UI ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17981), [ClearlyClaire](https://github.com/mastodon/mastodon/pull/17987), [ClearlyClaire](https://github.com/mastodon/mastodon/pull/17980))
+- Fix error when sending warning emails with custom text ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17983))
+- Fix unset `SMTP_RETURN_PATH` environment variable causing e-mail not to send ([Gargron](https://github.com/mastodon/mastodon/pull/17982))
+- Fix possible duplicate statuses in timelines in some edge cases in web UI ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17971))
+- Fix spurious edits and require incoming edits to be explicitly marked as such ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17918))
+- Fix error when encountering invalid pinned statuses ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17964))
+- Fix inconsistency in error handling when removing a status ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17974))
+- Fix admin API unconditionally requiring CSRF token ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17975))
+- Fix trending tags endpoint missing `offset` param in REST API ([Gargron](https://github.com/mastodon/mastodon/pull/17973))
+- Fix unusual number formatting in some locales ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17929))
+- Fix `S3_FORCE_SINGLE_REQUEST` environment variable not working ([HolgerHuo](https://github.com/mastodon/mastodon/pull/17922))
+- Fix failure to build assets with OpenSSL 3 ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17930))
+- Fix PWA manifest using outdated routes ([HolgerHuo](https://github.com/mastodon/mastodon/pull/17921))
+- Fix error when indexing statuses into Elasticsearch ([ClearlyClaire](https://github.com/mastodon/mastodon/pull/17912))
+
 ## [3.5.0] - 2022-03-30
 ### Added
 
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index 256a3d3b7..23e164b2e 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -13,7 +13,7 @@ module Mastodon
     end
 
     def patch
-      0
+      1
     end
 
     def flags