diff --git a/README.md b/README.md
index a782b36..fa211ac 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,8 @@ make an issue and we will come up with the potential name.
 I have just started to add algorithms, so the number of supported algorithms is
 limited at the moment, but will grow fairly quick.
 
+### WARNING
+OUT OF DATE.  We have quite a few more.  need to update
 ### Supported Algorithm
 * Insertion sort
 * Merge sort