diff --git a/README.md b/README.md
index 4db36ff..222afc6 100644
--- a/README.md
+++ b/README.md
@@ -25,5 +25,6 @@ the compiled executable there.
 ## Notes
 
 This is a personal project that I am writing in my free time to learn more about
-garbage collection. That said, please remember that it does allocate real
-memory, which should not be taken lightly!
+garbage collection. Thank you to [Robert
+Nystrom](https://journal.stuffwithstuff.com/2013/12/08/babys-first-garbage-collector/)
+for the idea.