diff --git a/package-lock.json b/package-lock.json
index 659aa2d..c8996dc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@scicave/math-parser",
-  "version": "2.3.0",
+  "version": "3.0.0-alpha.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 27021b3..f95fb64 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@scicave/math-parser",
-  "version": "2.3.0",
+  "version": "3.0.0-alpha.0",
   "description": "A mathematical parser. We mean by mathematical that, e.g., arithmetic operations is considered for example if you pass \"1+2\", the result would by a (add node \"+\") with two children nodes of type number.",
   "main": "lib/index.js",
   "files": [
diff --git a/src/version.js b/src/version.js
index cc18bc7..c257e90 100644
--- a/src/version.js
+++ b/src/version.js
@@ -1,4 +1,4 @@
 
 // this file is auto generated
 // the current version is:
-module.exports = "2.3.0";
+module.exports = "3.0.0-alpha.0";