diff --git a/src/basic-syntax/functions.md b/src/basic-syntax/functions.md
index afcef3b9..d8f3b515 100644
--- a/src/basic-syntax/functions.md
+++ b/src/basic-syntax/functions.md
@@ -1,6 +1,6 @@
 # Functions
 
-A Rust version of the famous FizzBuzz interview question:
+A Rust version of the famous [FizzBuzz](https://en.wikipedia.org/wiki/Fizz_buzz) interview question:
 
 ```rust,editable
 fn main() {