diff --git a/manual/src/ch03-01-implicitcd.md b/manual/src/ch03-01-implicitcd.md
index ad15e2455edd9cb79b65505eafc28831e0f4c4d7..742c0fdfd83b34234ef22a865b3a7b62d1e14977 100644
--- a/manual/src/ch03-01-implicitcd.md
+++ b/manual/src/ch03-01-implicitcd.md
@@ -1,6 +1,7 @@
 # Implicit `cd`
 
-Like the [Friendly Interactive Shell](), Ion also supports executing the `cd` command automatically
+Like the [Friendly Interactive Shell](https://fishshell.com/), Ion also supports
+executing the `cd` command automatically
 when given a path. Paths are denoted by beginning with `.`/`/`/`~`, or ending with `/`.
 
 ```ion