diff --git a/sources/tech/20150518 How to set up a Replica Set on MongoDB.md b/sources/tech/20150518 How to set up a Replica Set on MongoDB.md
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+Translating by Ping
 How to set up a Replica Set on MongoDB
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 MongoDB has become the most famous NoSQL database on the market. MongoDB is document-oriented, and its scheme-free design makes it a really attractive solution for all kinds of web applications. One of the features that I like the most is Replica Set, where multiple copies of the same data set are maintained by a group of mongod nodes for redundancy and high availability.
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 本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创翻译，[Linux中国](https://linux.cn/) 荣誉推出
 
 [a]:http://xmodulo.com/author/valerio
-[1]:http://docs.mongodb.org/ecosystem/drivers/
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+[1]:http://docs.mongodb.org/ecosystem/drivers/