diff --git a/Cookbook.md b/Cookbook.md
index 06a0b0f..2ab855a 100644
--- a/Cookbook.md
+++ b/Cookbook.md
@@ -1,3 +1,5 @@
+* update the pointer to the public/ submodule in git: `git commit -m "update public/" public`
+ 
 * export sprites from Aseprite with: `[X] JSON Data, [v] Array, [X] tags`, Item Filename: `{title} {frame}`
 
 * translate mp3 to ogg: `ffmpeg -i file.mp3 file.ogg`