diff --git a/.env.development b/.env.development
index 1d19078..1c9279d 100644
--- a/.env.development
+++ b/.env.development
@@ -6,6 +6,6 @@ NEXT_PUBLIC_USE_MOCK_BACKEND_LOOP_START=false
 NEXT_PUBLIC_EXPORT_STATIC=false
 NEXT_PUBLIC_USE_CGI=false
 # App-Versionsnummer
-NEXT_PUBLIC_APP_VERSION=1.6.788
+NEXT_PUBLIC_APP_VERSION=1.6.789
 NEXT_PUBLIC_CPL_MODE=json   # json (Entwicklungsumgebung) oder jsSimulatedProd (CPL ->CGI-Interface-Simulator) oder production (CPL-> CGI-Interface Platzhalter)
 
diff --git a/.env.production b/.env.production
index aefb389..2ad7596 100644
--- a/.env.production
+++ b/.env.production
@@ -5,5 +5,5 @@ NEXT_PUBLIC_CPL_API_PATH=/CPL
 NEXT_PUBLIC_EXPORT_STATIC=true
 NEXT_PUBLIC_USE_CGI=true
 # App-Versionsnummer
-NEXT_PUBLIC_APP_VERSION=1.6.788
+NEXT_PUBLIC_APP_VERSION=1.6.789
 NEXT_PUBLIC_CPL_MODE=production
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index dfa0e79..c8effc2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## [1.6.789] – 2025-08-31
+
+- fix: Jenkins node20
+
+---
 ## [1.6.788] – 2025-08-31
 
 - Test: Jenkinsfile
diff --git a/Jenkinsfile b/Jenkinsfile
index 9f8aa3e..25b589c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,18 +1,17 @@
 pipeline {
   agent any
-  tools { nodejs 'node20' }     // Name genau wie in Tools
+  tools { nodejs 'node20' }  // exakt der Name aus "Manage Jenkins → Tools"
 
   stages {
-    stage('Check versions') {
+    stage('Versions') {
       steps { sh 'node -v && npm -v' }
     }
-    stage('Install dependencies') {
+    stage('Install deps') {
       steps { sh 'npm ci' }
     }
     stage('Playwright tests') {
       steps {
-        // Dependencies installieren (falls fehlende Systemlibs meckern, sagen wir Bescheid)
-        sh 'npx playwright install'
+        sh 'npx playwright install'   // Browser-Binärdateien laden
         sh 'npx playwright test'
       }
     }
diff --git a/Playwright 26.08.2025.odp b/Playwright 26.08.2025.odp
deleted file mode 100644
index b1b7837..0000000
Binary files a/Playwright 26.08.2025.odp and /dev/null differ
diff --git a/package-lock.json b/package-lock.json
index 67d9102..6395551 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.788",
+  "version": "1.6.789",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.788",
+      "version": "1.6.789",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@headlessui/react": "^2.2.4",
diff --git a/package.json b/package.json
index da6aafd..20c2226 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,9 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.788",
+  "version": "1.6.789",
   "private": true,
   "scripts": {
-    "dev": "next dev",
+    "dev": "next dev -p 3000",
     "clean": "rimraf .next out",
     "build": "npm run clean && cross-env EXPORT_STATIC=true next build",
     "postbuild": "copy LICENSE_ICONIFY.txt out\\LICENSE_ICONIFY.txt",
diff --git a/playwright.config.ts b/playwright.config.ts
index ee2fe73..4aaba6b 100644
--- a/playwright.config.ts
+++ b/playwright.config.ts
@@ -33,8 +33,8 @@ export default defineConfig({
   projects: [{ name: "chromium", use: { ...devices["Desktop Chrome"] } }],
 
   webServer: {
-    command: "npm run dev -p 3000",
-    url: process.env.E2E_BASE_URL || "http://localhost:3000",
+    command: "npm run dev -- -p 3000", // wichtig: "--" damit npm das "-p" an next weiterreicht
+    url: "http://localhost:3000",
     reuseExistingServer: true,
     timeout: 120_000,
   },