From 08b73d41c5a6e488d54184df9f3a87497946b84b Mon Sep 17 00:00:00 2001
From: Daniel Mason <daniel@m2.nz>
Date: Thu, 13 Apr 2023 17:23:45 +1200
Subject: [PATCH] [skip-ci] Update README.md

---
 README.md | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 7c8762d..efc267d 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,15 @@
 # rtl-pager-discord
-Docker container to pull pager message into a discord channel from an RTL-SDR
+Docker container to pull pager message into a discord channel from an RTL-SDR.
+
+You will need to find the USB bus that the SDR is plugged into
 
 ```
-docker run -e "FREQUENCY=157.945M" -e "GAIN=40.2" -e "DISCORD_WEBHOOK_URL=https:..." idanoo/rtl-pager-discord
+docker run \
+  -e "FREQUENCY=157.945M" \
+  -e "GAIN=40.2" \
+  -e "DISCORD_WEBHOOK_URL=https:..." \
+  --device /dev/bus/usb/001/001:/dev/bus/usb/001/001 \
+  idanoo/rtl-pager-discord
 
 ENV VARS:    
 - FREQUENCY