diff --git a/gutenberg.php b/gutenberg.php
index 1677fd7ed2c23c..c94424fa1803ec 100644
--- a/gutenberg.php
+++ b/gutenberg.php
@@ -3,7 +3,7 @@
  * Plugin Name: Gutenberg
  * Plugin URI: https://github.com/WordPress/gutenberg
  * Description: Printing since 1440. This is the development plugin for the new block editor in core. <strong>Meant for development, do not run on real sites.</strong>
- * Version: 0.9.0
+ * Version: 1.0.0
  * Author: Gutenberg Team
  *
  * @package gutenberg
diff --git a/package.json b/package.json
index 37a1140f54ecd6..86189f7d33403a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gutenberg",
-  "version": "0.9.0",
+  "version": "1.0.0",
   "description": "A new WordPress editor experience",
   "main": "build/app.js",
   "repository": "git+https://github.com/WordPress/gutenberg.git",