diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e847dc..80979bb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## v1.2.0 (2024-08-04)
+
+This release is mostly about reducing the complexity of Mox by switching its ownership implementation to use the new [nimble_ownership library](https://github.com/dashbitco/nimble_ownership).
+
+### Enhancements
+
+  * Add `Mox.deny/3`.
+  * Optimize `Mox.stub_with/2`.
+
 ## v1.1.0 (2023-09-20)
 
 ### Enhancements
diff --git a/mix.exs b/mix.exs
index c717c0b..1b836e6 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Mox.MixProject do
   use Mix.Project
 
-  @version "1.1.0"
+  @version "1.2.0"
 
   def project do
     [
@@ -37,7 +37,7 @@ defmodule Mox.MixProject do
 
   defp deps do
     [
-      {:nimble_ownership, "~> 0.3"},
+      {:nimble_ownership, "~> 1.0"},
       {:castore, "~> 1.0", only: :test},
       {:ex_doc, "~> 0.16", only: :docs},
       {:excoveralls, "~> 0.18", only: :test}
diff --git a/mix.lock b/mix.lock
index aa7c948..0e323f3 100644
--- a/mix.lock
+++ b/mix.lock
@@ -7,6 +7,6 @@
   "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},
   "makeup_elixir": {:hex, :makeup_elixir, "0.16.0", "f8c570a0d33f8039513fbccaf7108c5d750f47d8defd44088371191b76492b0b", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "28b2cbdc13960a46ae9a8858c4bebdec3c9a6d7b4b9e7f4ed1502f8159f338e7"},
   "makeup_erlang": {:hex, :makeup_erlang, "0.1.1", "3fcb7f09eb9d98dc4d208f49cc955a34218fc41ff6b84df7c75b3e6e533cc65f", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "174d0809e98a4ef0b3309256cbf97101c6ec01c4ab0b23e926a9e17df2077cbb"},
-  "nimble_ownership": {:hex, :nimble_ownership, "0.3.1", "99d5244672fafdfac89bfad3d3ab8f0d367603ce1dc4855f86a1c75008bce56f", [:mix], [], "hexpm", "4bf510adedff0449a1d6e200e43e57a814794c8b5b6439071274d248d272a549"},
+  "nimble_ownership": {:hex, :nimble_ownership, "1.0.0", "3f87744d42c21b2042a0aa1d48c83c77e6dd9dd357e425a038dd4b49ba8b79a1", [:mix], [], "hexpm", "7c16cc74f4e952464220a73055b557a273e8b1b7ace8489ec9d86e9ad56cb2cc"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.2.3", "244836e6e3f1200c7f30cb56733fd808744eca61fd182f731eac4af635cc6d0b", [:mix], [], "hexpm", "c8d789e39b9131acf7b99291e93dae60ab48ef14a7ee9d58c6964f59efb570b0"},
 }