diff --git a/README.md b/README.md
index 8049641..6dae968 100644
--- a/README.md
+++ b/README.md
@@ -2,13 +2,14 @@
 
 ## Versionsübersicht:
 
-* 3.x - OXID 6.2 bis 6.3
+* 4.x - OXID 7.0 bis 7.1
+* 3.x - OXID 6.2 bis 6.5
 * 2.x - OXID 6.0 bis 6.1
 * 1.x - bis OXID 4.10 / 5.3
 
 ## Installation
 
-    composer require d3/devhelper:"^3.0"
+    composer require d3/devhelper:"^4.0"
 
 ## Features
     
diff --git a/composer.json b/composer.json
index 26328d3..d6b441f 100644
--- a/composer.json
+++ b/composer.json
@@ -26,18 +26,12 @@
   "license": [
     "GPL-3.0-or-later"
   ],
-  "extra": {
-    "oxideshop": {
-      "source-directory": "/src",
-      "target-directory": "d3/devhelper"
-    }
-  },
   "require": {
-    "oxid-esales/oxideshop-ce": "6.5 - 6.14"
+    "oxid-esales/oxideshop-ce": "^7.0"
   },
   "autoload": {
     "psr-4": {
-      "D3\\Devhelper\\": "../../../source/modules/d3/devhelper"
+      "D3\\Devhelper\\": ""
     }
   }
 }