diff --git a/CHANGELOG.md b/CHANGELOG.md
index da7606c..dc4563e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 _`linter-clang` follows [semantic versioning](http://semver.org/)_
 
+## v4.0.0
+
+-   Move to Linter v2
+-   Support linting current editor contents
+-   Run `clang` from the directory of the file being linted
+-   Filter out `#pragma once` warnings from header files
+-   Rename the `execPath` setting to `executablePath` to match other providers
+
 ## v3.4.9
 
 -   Fix declaration of member functions
diff --git a/package.json b/package.json
index 5908b3d..2891ab9 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "linter-clang",
   "main": "./lib/main",
-  "version": "3.4.9",
+  "version": "4.0.0",
   "description": "Lint C-based files using clang",
   "repository": {
     "type": "git",