diff --git a/books/free-programming-books-ja.md b/books/free-programming-books-ja.md
index cbecc4746473f27d679bca882b2b04980f2fbf85..1c6afbd49550c0eec076bad8ba4f487d783b435e 100644
--- a/books/free-programming-books-ja.md
+++ b/books/free-programming-books-ja.md
@@ -679,7 +679,7 @@
 
 ### Swift
 
-* [逆引きSwift](http://docs.fabo.io/swift/) - FaBo
+* [逆引きSwift](http://faboplatform.github.io/SwiftDocs/) - FaBo
 
 
 ### Tcl/Tk