diff --git a/exercises/square-root/README.md b/exercises/square-root/README.md
index fa6ba2fb26..be243d37b4 100644
--- a/exercises/square-root/README.md
+++ b/exercises/square-root/README.md
@@ -8,7 +8,7 @@ Check out the Wikipedia pages on [square root](https://en.wikipedia.org/wiki/Squ
 
 Recall also that natural numbers are positive real whole numbers (i.e. 1, 2, 3 and up).
 
-The idea is not to use the built-in javascript function `Math.sqrt(x)`, it's to build your own.
+The idea is not to use the built-in javascript functions such as `Math.sqrt(x)`, `x ** 0.5` or `x ** (1/2)`, it's to build your own.
 
 
 ## Setup