diff --git a/README.md b/README.md
index c82c505..69b5caa 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # BOSWatch
 Python Script to Recive and Decode German BOS Information with rtl_fm ans multimon-NG
 
+**Please** only use Code from **master-Branch** - thats the only stable!
+
 ### Features
 #####Implementeted Features:
 - FMS and ZVEI decoding and Displaying
@@ -61,5 +63,13 @@ optional arguments:
 More Options you can find in the extern config.ini File in this Folder
 ```
 
+### Requirements
+- RTL_SDR (rtl_fm)
+- Multimon-NG
+
+##### optional
+- Webserver with PHP
+- MySQL Database Server
+
 Thanks to smith_fms and McBo from [Funkmeldesystem.de - Forum](http://www.funkmeldesystem.de/) for Inspiration and Groundwork!
-Greetz Schrolli
\ No newline at end of file
+Greetz Schrolli