diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9e1f970173..a9973052c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All changes to Catstodon that aren't Mastodon or glitch-soc Mastodon changes wil
 
 All release dates, as well as most other dates, are intended to be read as "within the day, in UTC time."
 
+## [4.3.0-alpha.5+glitch+cat+1.0.9] - 2024-08-16
+
+- Upstream changes
+
 ## [4.3.0-alpha.5+glitch+cat+1.0.8] - 2024-08-11
 
 - Upstream changes
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index 333cd3eaca..39488fddd2 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -25,7 +25,7 @@ module Mastodon
     end
 
     def catstodon_revision
-      '1.0.8'
+      '1.0.9'
     end
 
     def build_metadata