diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39c6ffd7..e6a8b81a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-v2.5.3 (2024-06-04)
+v2.5.4 (2024-06-04)
 - Endpoint and region updates
 - Add support for Elixir 1.16
 - Drop support for Elixir 1.11
@@ -8,6 +8,9 @@ v2.5.3 (2024-06-04)
 - Add docs for running DynamoDB locally
 - Allow iodata body in s3 requests
 
+v2.5.3 (2024-03-20)
+- Add mappings for Chime
+
 v2.5.2 (2024-03-19)
 - Endpoint updates
 
diff --git a/mix.exs b/mix.exs
index 0f269fa1..5f96ac63 100644
--- a/mix.exs
+++ b/mix.exs
@@ -2,7 +2,7 @@ defmodule ExAws.Mixfile do
   use Mix.Project
 
   @source_url "https://github.com/ex-aws/ex_aws"
-  @version "2.5.3"
+  @version "2.5.4"
 
   def project do
     [