diff --git a/package-lock.json b/package-lock.json
index 1df022b..4aa70c7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "metadata-filter",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 538dc4a..300811f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "metadata-filter",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "author": "Alexey <alex.esprit@gmail.com>",
   "description": "A module for cleaning up artist, album, and song names.",
   "main": "dist/filter.js",