diff --git a/ruby/find-the-min-and-max-with-a-single-call.md b/ruby/find-the-min-and-max-with-a-single-call.md
index 731643ff..8150dc42 100644
--- a/ruby/find-the-min-and-max-with-a-single-call.md
+++ b/ruby/find-the-min-and-max-with-a-single-call.md
@@ -21,5 +21,7 @@ at the same time when you call
 
 ```ruby
 list = [3,7,4,15,9,1,2]
+
+list.minmax
 #=> [1,15]
 ```