diff --git a/README.md b/README.md
index 37a21022..fe5d122c 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ DataX目前已经有了比较全面的插件体系，主流的RDBMS数据库、N
 | 阿里云数仓数据存储    | ODPS       |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/odpsreader/doc/odpsreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/odpswriter/doc/odpswriter.md)|
 |              | ADS        |           |     √     |[写](https://github.com/alibaba/DataX/blob/master/adswriter/doc/adswriter.md)|
 |              | OSS        |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/ossreader/doc/ossreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/osswriter/doc/osswriter.md)|
-|              | OCS        |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/ocsreader/doc/ocsreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/ocswriter/doc/ocswriter.md)|
+|              | OCS        |           |     √     |[写](https://github.com/alibaba/DataX/blob/master/ocswriter/doc/ocswriter.md)|
 | NoSQL数据存储    | OTS        |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/otsreader/doc/otsreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/otswriter/doc/otswriter.md)|
 |              | Hbase0.94  |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/hbase094xreader/doc/hbase094xreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/hbase094xwriter/doc/hbase094xwriter.md)|
 |              | Hbase1.1   |     √     |     √     |[读](https://github.com/alibaba/DataX/blob/master/hbase11xreader/doc/hbase11xreader.md) 、[写](https://github.com/alibaba/DataX/blob/master/hbase11xwriter/doc/hbase11xwriter.md)|