diff --git a/src/raspberrypi/os_integration/rascsi.service b/src/raspberrypi/os_integration/rascsi.service
index ac03ff4a..3a61122b 100644
--- a/src/raspberrypi/os_integration/rascsi.service
+++ b/src/raspberrypi/os_integration/rascsi.service
@@ -8,7 +8,7 @@ Restart=always
 ExecStart=/usr/local/bin/rascsi -r 7
 # Example 1: If you want to automatically attach a hard disk at startup, 
 # say an image called harddisk.hds on SCSI ID 1, change the ExecStart line to:
-# ExecStart=/usr/local/bin/rascsi -i 1 /home/pi/images/harddisk.hds
+# ExecStart=/usr/local/bin/rascsi -ID1 /home/pi/images/harddisk.hds
 #
 # Example 2: If you want to reserve SCSI IDs to prevent usage, add '-r' followed by
 # comma-separated SCSI ID numbers; for instance IDs 0 and 7: