diff --git a/infrastructure/backup/build.py b/infrastructure/backup/build.py
index 5a13e15..a2279b8 100644
--- a/infrastructure/backup/build.py
+++ b/infrastructure/backup/build.py
@@ -6,7 +6,7 @@ from ddadevops import *
 name = "c4k-forgejo"
 MODULE = "backup"
 PROJECT_ROOT_PATH = "../.."
-version = "3.5.1-dev"
+version = "4.0.0"
 
 
 @init
diff --git a/infrastructure/federated/build.py b/infrastructure/federated/build.py
index 81a9c55..35c037f 100644
--- a/infrastructure/federated/build.py
+++ b/infrastructure/federated/build.py
@@ -6,7 +6,7 @@ from ddadevops import *
 name = 'c4k-forgejo'
 MODULE = 'federated'
 PROJECT_ROOT_PATH = '../..'
-version = "3.5.1-dev"
+version = "4.0.0"
 
 @init
 def initialize(project):
diff --git a/package.json b/package.json
index 0f1eb50..05037e6 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "c4k-forgejo",
     "description": "Generate c4k yaml for a forgejo deployment.",
     "author": "meissa GmbH",
-    "version": "3.5.1-SNAPSHOT",
+    "version": "4.0.0",
     "homepage": "https://gitlab.com/domaindrivenarchitecture/c4k-forgejo#readme",
     "repository": "https://www.npmjs.com/package/c4k-forgejo",
     "license": "APACHE2",
diff --git a/project.clj b/project.clj
index abde1c1..78b5a2a 100644
--- a/project.clj
+++ b/project.clj
@@ -1,4 +1,4 @@
-(defproject org.domaindrivenarchitecture/c4k-forgejo "3.5.1-SNAPSHOT"
+(defproject org.domaindrivenarchitecture/c4k-forgejo "4.0.0"
   :description "forgejo c4k-installation package"
   :url "https://domaindrivenarchitecture.org"
   :license {:name "Apache License, Version 2.0"