From 07a6c4659e80516f0c93d3d82f72b1779ab51d64 Mon Sep 17 00:00:00 2001
From: Jack Shao <jacky.shaoxg@gmail.com>
Date: Mon, 27 Apr 2020 15:16:05 +0800
Subject: [PATCH] update README.md explaining the cmd line option
 --compat-kernel

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 1b74317..dcd158e 100644
--- a/README.md
+++ b/README.md
@@ -9,9 +9,10 @@ Get the seeed voice card source code. and install all linux kernel drivers
 ```bash
 git clone https://github.com/respeaker/seeed-voicecard
 cd seeed-voicecard
-sudo ./install.sh 
+sudo ./install.sh
 sudo reboot
 ```
+It may probably happen that the driver won't compile with the latest kernel when raspbian rolls out new patches to the kernel. If so, please try `sudo ./install.sh --compat-kernel` which uses an older kernel but ensures that the driver can work. 
 
 ## ReSpeaker Mic Hat