diff --git a/README.md b/README.md
index 8ef570866dcdf45c13e0b8fcc00b289f9f7f97ee..dd73aa5c8a8069be56bf2ddeb08ba60461f752b3 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,13 @@
 # datafu
 
 #### 介绍
-Apache DataFu is a collection of libraries for working with large-scale data in Hadoop.
+Apache DataFu是一个库的集合，用于在Hadoop中处理大规模数据。
 
 #### 软件架构
 软件架构说明
-
+分为两个部分组成：
+- Apache DataFu Pig: a collection of user-defined functions for Apache Pig
+- Apache DataFu Hourglass: an incremental processing framework for Apache Hadoop in MapReduce
 
 #### 安装教程
 
diff --git a/datafu.spec b/datafu.spec
index 0107a79bff1b701b9ab745ffd8d81bd4a9a54899..90c5dd31be67456263691eed80695bce81bfe995 100644
--- a/datafu.spec
+++ b/datafu.spec
@@ -17,7 +17,8 @@ BuildRequires: gradle
 Requires: java-1.8.0-openjdk  
 
 %description
-Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications.
+Apache DataFu is a collection of libraries for working with large-scale data in Hadoop. 
+The project was inspired by the need for stable, well-tested libraries for data mining and statistics.
 
 
 %prep