diff --git a/tools/isolinux.bin.update b/tools/isolinux.bin.update
index 2d3a453..b2411d5 100755
--- a/tools/isolinux.bin.update
+++ b/tools/isolinux.bin.update
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # This script will update the file ../bootfiles/isolinux.bin to match
-# your LiveKit name
+# your LiveKit name. Note you may need to run this on a 32bit system.
 #
 # Requires: Debian
 #