diff --git a/CHANGELOG.md b/CHANGELOG.md
index 512d910f..dee991e1 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).
 
+## [v3.13.0] - 2021-10-05
+
+- Update margins on spacing patterns [#205](https://github.com/hypothesis/frontend-shared/pull/205)
+
 ## [v3.12.0] - 2021-09-30
 
 - Allow configuration of close, cancel buttons on Dialog [#203](https://github.com/hypothesis/frontend-shared/pull/203)
diff --git a/package.json b/package.json
index b10eaa71..67c4e73a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hypothesis/frontend-shared",
-  "version": "3.12.0",
+  "version": "3.13.0",
   "description": "Shared components, styles and utilities for Hypothesis projects",
   "license": "BSD-2-Clause",
   "repository": "hypothesis/frontend-shared",