From e472c605d213548010e333abfd7570dea82b63b5 Mon Sep 17 00:00:00 2001
From: groot <yihua.mo@zilliz.com>
Date: Mon, 6 May 2019 11:10:14 +0800
Subject: [PATCH] modify readme

Former-commit-id: d5fe9fbbe444e2580714ad4fc741b61048dbe01c
---
 cpp/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpp/README.md b/cpp/README.md
index a337bb26c1..0ba1f2fbfa 100644
--- a/cpp/README.md
+++ b/cpp/README.md
@@ -2,10 +2,10 @@
 #### Step 1: install necessery tools
 
     centos7 : 
-        yum install gfortran libsqlite3-dev libsnappy-dev zlib bzip2
+        yum install gfortran libsqlite3-dev libsnappy-dev libzstd-dev bzip2
         
     ubuntu16.04 : 
-        sudo apt-get install gfortran libsqlite3-dev libsnappy-dev zstd bzip2
+        sudo apt-get install gfortran libsqlite3-dev libsnappy-dev libzstd-dev bzip2
 
 #### Step 2: build third-parties
 Note: If you want to debug into third-parties, you can build debug with CXXFLAGS='-g -O0' with option