diff --git a/README.md b/README.md
index 0db088e..2326054 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,9 @@
 [![Publish wiki](https://github.com/lubeda/EspHoMaTriXv2/actions/workflows/wiki.yaml/badge.svg)](https://github.com/lubeda/EspHoMaTriXv2/actions/workflows/wiki.yaml)
 [![Build](https://github.com/lubeda/EspHoMaTriXv2/actions/workflows/build.yaml/badge.svg)](https://github.com/lubeda/EspHoMaTriXv2/actions/workflows/build.yaml)
 
+## Important
+with the ulanzi-hardware and esphome 2024.2.0 you have to remove allt the rtttl stuff to make things work!!!
+
 ## Attention
 
 Some updates of esphome will interfere with EspHoMaTriXv2, like the update of esphome to 2023.7.0. It made a change to all YAML files necessary.