diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9efc98..42e8024 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,18 @@
 [#x]: https://github.com/ideditor/temaki/issues/x
 -->
 
+# 4.0.0
+##### 2020-Jun-10
+
+* :warning: Remove `width` and `height` attributes from all icons<br/>
+_The display size is now up to consumers. 15x15 px or larger is recommended._
+* Standardize all SVG geometries to `path` elements
+* Remove unexpected `fill` and `id` attributes of paths
+* Remove unexpected `g` and comment elements
+* Add `check` script that cleans icons and displays warnings
+* Add higher-detail design guidelines to the README
+* Enable dependabot to keep development dependencies up-to-date
+
 # 3.24.0
 ##### 2020-Jun-05
 
diff --git a/package.json b/package.json
index 2b8c0d1..aea6fc3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ideditor/temaki",
-  "version": "3.24.0",
+  "version": "4.0.0",
   "license": "CC0-1.0",
   "repository": "ideditor/temaki",
   "author": "Bryan Housel <bhousel@gmail.com>",