diff --git a/package.json b/package.json
index f481b18fd..5d8164aeb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ckeditor5-dev",
-  "version": "20.0.0",
+  "version": "20.1.0",
   "private": true,
   "dependencies": {
     "glob": "^7.1.3",
diff --git a/packages/ckeditor5-dev-env/package.json b/packages/ckeditor5-dev-env/package.json
index 01f345d1e..7757fd874 100644
--- a/packages/ckeditor5-dev-env/package.json
+++ b/packages/ckeditor5-dev-env/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ckeditor/ckeditor5-dev-env",
-  "version": "20.0.0",
+  "version": "20.1.0",
   "description": "Tasks used during development of CKEditor 5.",
   "keywords": [],
   "main": "lib/index.js",
diff --git a/packages/ckeditor5-dev-tests/package.json b/packages/ckeditor5-dev-tests/package.json
index e60faafe6..a3b14d23c 100644
--- a/packages/ckeditor5-dev-tests/package.json
+++ b/packages/ckeditor5-dev-tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ckeditor/ckeditor5-dev-tests",
-  "version": "20.0.0",
+  "version": "20.0.1",
   "description": "Testing environment for CKEditor 5.",
   "keywords": [],
   "main": "lib/index.js",