From 2788c472df82e2139e8749269b4113873a4b2d80 Mon Sep 17 00:00:00 2001
From: twwang <920347125@qq.com>
Date: Tue, 23 Jun 2020 12:07:02 +0800
Subject: [PATCH] update README.md.

---
 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d37ef508..193bb71b 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,8 @@ system:
  * libprotobuf
  * protobuf-compiler
  * lxc (>= 3.0)
+ * libasound
+
 
 On an Ubuntu system you can install all build dependencies with the following
 command:
@@ -92,7 +94,7 @@ $ sudo apt install build-essential cmake cmake-data debhelper dbus google-mock \
     libboost-thread-dev libcap-dev libsystemd-dev libegl1-mesa-dev \
     libgles2-mesa-dev libglm-dev libgtest-dev liblxc1 \
     libproperties-cpp-dev libprotobuf-dev libsdl2-dev libsdl2-image-dev lxc-dev \
-    pkg-config protobuf-compiler 
+    pkg-config protobuf-compiler libasound2-dev
 ```
 We recommend Ubuntu 18.04 (bionic) with **GCC 7.x** as your build environment.
 
-- 
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