diff --git a/subjects/card_deck/README.md b/subjects/card_deck/README.md
index 16f5cfa844..2d9e1a8f44 100644
--- a/subjects/card_deck/README.md
+++ b/subjects/card_deck/README.md
@@ -21,7 +21,7 @@ Define:
 
 ### Dependencies
 
-rand = "0.3.14"
+[rand = "0.3.14"](https://docs.rs/crate/rand/0.3.14)
 
 ### Expected Functions and Structures