diff --git a/package-lock.json b/package-lock.json
index 34834ad..b0664a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@modelon/impact-client-js",
-    "version": "4.2.0-alpha.3",
+    "version": "5.0.0-alpha.1",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@modelon/impact-client-js",
-            "version": "4.2.0-alpha.3",
+            "version": "5.0.0-alpha.1",
             "license": "BSD-3-Clause",
             "dependencies": {
                 "axios": "^1.6.0",
diff --git a/package.json b/package.json
index 3f74660..b7c4152 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@modelon/impact-client-js",
-    "version": "4.2.0-alpha.3",
+    "version": "5.0.0-alpha.1",
     "description": "Modelon Impact Client for Javascript",
     "scripts": {
         "build": "tsup",