diff --git a/README.md b/README.md
index 066b9ff..1ce0abe 100644
--- a/README.md
+++ b/README.md
@@ -10,3 +10,6 @@ The php version for gateways
 
 ## babel.html
 The haserl version for slim devices without php
+### Requirements
+* haserl
+* netcat with ipv6 support