diff --git a/docs/index.md b/docs/index.md
index 6eef766..0b40611 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -15,3 +15,7 @@ If you would like to contribute by submitting fixes, requesting pages, and/or co
 ## Source
 
 The source for Eifueo is available [here](https://git.eggworld.tk/eggy/eifueo).
+
+## Acknowledgements
+
+Thanks to James Su, Lakshy Gupta, and Vincent Guo for providing supplementary data for accuracy and conciseness.