diff --git a/README.md b/README.md
index 89ab6c1..dbfe39e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Automatic Ruby
 ==============
 
-**Ruby General Automation Framework**
+**Ruby framework for the general-purpose automatic processing**
 
 
 Description
diff --git a/Rakefile b/Rakefile
index 7e6b791..531bd17 100644
--- a/Rakefile
+++ b/Rakefile
@@ -32,7 +32,7 @@ Jeweler::Tasks.new do |gem|
   gem.homepage = "http://github.com/automaticruby/automaticruby"
   gem.license = "GPL"
   gem.summary = %Q{Automatic Ruby}
-  gem.description = %Q{Ruby General Automation Framework}
+  gem.description = %Q{Ruby framework for the general-purpose automatic processing}
   gem.email = "idnanashi@gmail.com"
   gem.authors = ["id774"]
   # dependencies defined in Gemfile
diff --git a/doc/README b/doc/README
index d24a6d8..c1be42f 100644
--- a/doc/README
+++ b/doc/README
@@ -1,7 +1,7 @@
 automaticruby
 
 Name
- Automatic Ruby - Ruby General Automation Framework
+ Automatic Ruby - Ruby framework for the general-purpose automatic processing
 
 Syntax
 $ automatic