diff --git a/CHANGELOG.md b/CHANGELOG.md
index a12a730a46..0c84161648 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All changes to Catstodon that aren't Mastodon or glitch-soc Mastodon changes will be documented here.
 
+## [v4.3.0-alpha.3+glitch+cat+1.2.1] - 2024-05-14
+
+- Glitch-soc changes :3
+
 ## [v4.3.0-alpha.3+glitch+cat+1.2.0] - 2024-05-11
 
 - Glitch-soc changes since and including 62bc36416f2d2defc77a501226afd0679b6ca252
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index e0edef176f..8b4c0872b2 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -25,7 +25,7 @@ module Mastodon
     end
 
     def catstodon_revision
-      '1.2.0'
+      '1.2.1'
     end
 
     def build_metadata