diff --git a/pages/common/rails.md b/pages/common/rails.md
index 9b21d90f3..eeb6d1968 100644
--- a/pages/common/rails.md
+++ b/pages/common/rails.md
@@ -1,6 +1,7 @@
 # rails
 
 > A server-side MVC framework written in Ruby.
+> Homepage: <https://guides.rubyonrails.org/command_line.html>.
 
 - Create a new rails project: