diff --git a/Home.md b/Home.md
index c78841e..28791f7 100644
--- a/Home.md
+++ b/Home.md
@@ -20,6 +20,8 @@ SUBCOMMANDS:
     set       Set a key or a mousebutton to one or more pedals
 ```
 
+When trying to read or modify the foot pedal (subcommands: `append`, `clear`, `read`, and `set`), footswitch-rs must be executed as super user.
+
 ## Reading the foot pedal
 To read the foot pedal without writing any settings, the subcommand `read` should be used. The help function `footswitch-rs read --help` yields te following information (omitted redundant information):