diff --git a/README.md b/README.md
index 20f4c4d..28ded80 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,8 @@ Unfortunately this software stack uses a lot of legacy software. Because of this
 For Debian 12, we´ll only install dependencies which are hard requirements.
 For this guide we'll use ptlib 2.18.6 and opal 3.18.6.
 
+WARNING: Hylafax will get stuck during the modem probing process.
+
 #### Installing Requirements
 First we'll need some packages
 ```bash
@@ -245,6 +247,7 @@ sudo chmod 700 -R /etc/t38modem/config/
     - -> `RING`
     - Answer the call: `ata` -> `CONNECT`
     - You should now hear your modem "talking" to you
+    - ATH means hang up
 - Pitfalls:
   - If you are already connected to your SIP server it may not give proper response codes. My provider returns `500 Internal Server Error`
   - Test the command before running the init script!