diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d9aadc6e..32ec440de 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,7 +14,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Removed
 
-## 2.5.54
+## 2.5.5
+
+## Security
+- Prevent users from accessing media of other users by creating a status with reused attachment ID
+
+## 2.5.4
 
 ## Security
 - Fix XML External Entity (XXE) loading vulnerability allowing to fetch arbitary files from the server's filesystem
diff --git a/mix.exs b/mix.exs
index 12f721364..e2aac0fc5 100644
--- a/mix.exs
+++ b/mix.exs
@@ -4,7 +4,7 @@ defmodule Pleroma.Mixfile do
   def project do
     [
       app: :pleroma,
-      version: version("2.5.4"),
+      version: version("2.5.5"),
       elixir: "~> 1.11",
       elixirc_paths: elixirc_paths(Mix.env()),
       compilers: [:phoenix, :gettext] ++ Mix.compilers(),