diff --git a/package-lock.json b/package-lock.json
index 542378d6..cf046afc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "waveform-playlist",
-  "version": "4.1.0",
+  "version": "4.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 1ddaade6..c4e3bb8c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "waveform-playlist",
   "description": "Multiple track web audio editor and player with waveform preview",
-  "version": "4.1.0",
+  "version": "4.2.0",
   "main": "lib/app.js",
   "author": "Naomi Aro",
   "license": "MIT",