diff --git a/package.json b/package.json
index 6b1903ba..1ca8469b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ckeditor/ckeditor5-react",
-  "version": "3.0.3",
+  "version": "4.0.0",
   "main": "dist/ckeditor.js",
   "description": "Official React component for CKEditor 5 – the best browser-based rich text editor.",
   "keywords": [