diff --git a/README.md b/README.md
index 3d086018e..87b4f44e5 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,11 @@ git clone git@github.com:gradido/gradido.git
 git submodule update --recursive --init
 ```
 
-### 2. Run docker-compose
+### 2. Install modules
+
+You can go in each under folder (admin, frontend, database, backend, ...) and call ``yarn`` in each folder or you can call ``yarn installAll``.
+
+### 3. Run docker-compose
 
 Run docker-compose to bring up the development environment
 
diff --git a/package.json b/package.json
index cba894803..c91c63532 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,8 @@
   "author": "Ulf Gebhardt <ulf.gebhardt@webcraft-media.de>",
   "license": "Apache-2.0",
   "scripts": {
-    "release": "scripts/release.sh"
+    "release": "scripts/release.sh",
+    "installAll": "yarn && cd database && yarn && cd ../frontend && yarn && cd ../admin && yarn && cd ../backend && yarn && cd ../e2e-tests && yarn && cd ../federation && yarn && cd ../dht-node && yarn && cd .."
   },
   "dependencies": {
     "auto-changelog": "^2.4.0",