diff --git a/point-mutations.md b/point-mutations.md
index 6d57aadcd1..c86df7491b 100644
--- a/point-mutations.md
+++ b/point-mutations.md
@@ -27,3 +27,5 @@ The Hamming distance between these two DNA strands is 7.
 The Hamming distance is only defined for sequences of equal length. Hence you
 may assume that only sequences of equal length will be passed to your hamming
 distance function.
+
+**Note: This problem is deprecated, replaced by the one called `hamming`.**