diff --git a/package-lock.json b/package-lock.json
index 656bd90..0cb8492 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@fraktalio/fmodel-ts",
-  "version": "2.0.0-alpha.03",
+  "version": "2.0.0-alpha.04",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@fraktalio/fmodel-ts",
-      "version": "2.0.0-alpha.03",
+      "version": "2.0.0-alpha.04",
       "license": "Apache License, Version 2.0",
       "devDependencies": {
         "@ava/typescript": "^1.1.1",
diff --git a/package.json b/package.json
index 94df90a..6655c8e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@fraktalio/fmodel-ts",
-  "version": "2.0.0-alpha.03",
+  "version": "2.0.0-alpha.04",
   "description": "Functional domain modeling with TypeScript. Optimized for event sourcing and CQRS",
   "main": "build/main/index.js",
   "typings": "build/main/index.d.ts",