diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4caed91..527eb00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ### HEAD
 
+### 4.0.0 (January 25, 2018)
+
 * Rename `Grid-fit` to `Grid-fill` and repurpose to match sizing utility behavior [#51](https://github.com/suitcss/components-grid/issues/51)
 
 ### 3.0.3 (May 05, 2016)
diff --git a/package.json b/package.json
index 8f91a6e..740fc63 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "suitcss-components-grid",
-  "version": "3.0.3",
+  "version": "4.0.0",
   "description": "SUIT CSS component for grid layouts",
   "keywords": [
     "browser",