diff --git a/README.md b/README.md
index fcec655..1d14f5e 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ This contains everything used to patch Glowers Club's Element instance. This pat
 - In response to [Element devs renaming Kick to Remove](https://github.com/vector-im/element-web/issues/9547):
 	- Remove has been renamed to Holocaust
 	- Ban has been renamed to Gas
+- Custom notification sound (replace message.mp3 and message.ogg with whatever sound you want)
 
 ## Dependencies
 1. Everything already needed to build Element Web