diff --git a/readme.md b/readme.md
index 345cd0b..999714f 100644
--- a/readme.md
+++ b/readme.md
@@ -49,6 +49,7 @@ if (src.match(/^(file|https)?:\/\/|^\/\//)) {
 
 ## to do
 
+* test new room ID handling!!!
 * add 'clear'/'upload' buttons for game data
 * select all on clicking game data entry field
 * allow user to save output as image, or tweet it :)