diff --git a/.github/workflows/test-and-release.yml b/.github/workflows/test-and-release.yml
index b96acea8..d397a50b 100644
--- a/.github/workflows/test-and-release.yml
+++ b/.github/workflows/test-and-release.yml
@@ -41,7 +41,7 @@ jobs:
         runs-on: ${{ matrix.os }}
         strategy:
             matrix:
-                node-version: [20.x, 22.x, 24.x]
+                node-version: [22.x, 24.x]
                 os: [ubuntu-latest, windows-latest, macos-latest]
 
         steps:
diff --git a/README.md b/README.md
index aa8cc015..2437eaba 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,9 @@ ioBroker adapter for KNX IP communication, powered by [KNXUltimate](https://gith
   Placeholder for the next version (at the beginning of the line):
     ### **WORK IN PROGRESS**
 -->
+### **WORK IN PROGRESS**
+- (copilot) Adapter requires node.js >= 22 now
+
 ### 1.1.8 (2026-04-30)
 - add compatiblity mode für raw DPT5.*
 - reduce default delay to 25ms
diff --git a/package.json b/package.json
index 13e470fe..8a1d2bd1 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "url": "https://github.com/iobroker-community-adapters/ioBroker.openknx"
   },
   "engines": {
-    "node": ">=20"
+    "node": ">=22"
   },
   "dependencies": {
     "@iobroker/adapter-core": "^3.3.2",