diff --git a/package-lock.json b/package-lock.json
index 5fbeba25..94f96ef7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@openstapps/es-mapping-generator",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 208ea817..bb0466e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openstapps/es-mapping-generator",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Tool to convert TypeScript Interfaces to Elasticsearch Mappings",
   "license": "GPL-3.0-only",
   "main": "./lib/index.js",