diff --git a/README.md b/README.md
index 9caecbd..a309f16 100644
--- a/README.md
+++ b/README.md
@@ -730,8 +730,7 @@ Write code on a whiteboard or paper, not a computer. Test with some sample input
         - [ ] sift_down - needed for extract_max
         - [ ] remove(i) - removes item at index x
         - [ ] heapify - create a heap from an array of elements, needed for heap_sort
-        - [ ] heap_sort() - take an unsorted array and turn it into a sorted array in-place using a max heap
-            - note: using a min heap instead would save operations, but double the space needed (cannot do in-place).
+        - [ ] heap_sort() - take an unsorted array and turn it into a sorted array in-place using a max heap or min heap
 
 ## Sorting