diff --git a/tools/Linux/README.txt b/tools/Linux/README.txt
index f40e287c..39f6e65c 100644
--- a/tools/Linux/README.txt
+++ b/tools/Linux/README.txt
@@ -1,5 +1,9 @@
 Suggested instructions for using the install and run scripts.
 
+Before running the install script, ensure that your account is in the
+"dialout" group, and that your account has "sudo" privileges.  Refer to 
+your particular OS variant for instructions on how to do this.
+
 To install the FreeDATA software:
 
 Open a terminal shell and run the following commands: