From aeffffb58daa1098b4e5ff309d3fef11ed3f1019 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=91=93=E5=96=B5=E9=85=B1?= <i@iotcat.me>
Date: Thu, 23 May 2019 15:11:28 +0800
Subject: [PATCH] Update README.md

---
 docs/ovo_index/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/ovo_index/README.md b/docs/ovo_index/README.md
index 2e2538a..a0ccadc 100644
--- a/docs/ovo_index/README.md
+++ b/docs/ovo_index/README.md
@@ -4,6 +4,7 @@
  - 使用以下代码快速开始
  ````C++
  #include <iostream>
+ #include <vector>
  #include "ovo.h"
  
  int main()