diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3248824..8dd80d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 2.1.0
+
+* Support Ecto 3.12. The changes _require_ Ecto 3.12, so its dependency is bumped.
+
 ## 2.0.0
 
 - Change underlying driver from [`mongodb`](https://github.com/elixir-mongo/mongodb) to [`mongodb_driver`](https://github.com/zookzook/elixir-mongodb-driver) 1.4
diff --git a/README.md b/README.md
index a42fe61..326f178 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ Add `:mongodb_ecto` as a dependency in your `mix.exs` file.
 ```elixir
 def deps do
   [
-    {:mongodb_ecto, "~> 2.0.0"}
+    {:mongodb_ecto, "~> 2.1.0"}
   ]
 end
 ```
diff --git a/mix.exs b/mix.exs
index 84256f7..cf41cb9 100644
--- a/mix.exs
+++ b/mix.exs
@@ -2,7 +2,7 @@ defmodule Mongo.Ecto.Mixfile do
   use Mix.Project
 
   @source_url "https://github.com/elixir-mongo/mongodb_ecto"
-  @version "2.0.0"
+  @version "2.1.0"
 
   def project do
     [