diff --git a/README.md b/README.md
index 7909138..d5c8c02 100644
--- a/README.md
+++ b/README.md
@@ -1,23 +1,20 @@
 # Printscan server
-## Version 3
+## Version 3.1
 
 This repository contains files used to set up our printscan server on a freshly installed Armbian. Target is Bullseye.
 
 ### Introduction
 (see wiki for need and concept explanation)
 
-Version 3 implementation works roughly as follows:
+Version 3.1 implementation works roughly as follows:
 ##### SBC
 * the Armbian-based device is connected to local network, and an all-in-one printer is connected to it via USB;
 * SANE and CUPS services are installed and running on the device;
 * CUPS is configured to provide a remote printer to network;
-* SANE is configured to provide network scan to a specific host only.
-
-##### Applicative container
-* this specific host is an applicative container running [scanservjs](https://github.com/sbs20/scanservjs);
-* it is configured to use the scanner provided by the SBC.
+* SANE is configured to provide local scan;
+* [scanservjs](https://github.com/sbs20/scanservjs) runs on the SBC, providing a web interface for scan.
 
 ### Files
-Files in this repository only cover the SBC setup.
+Files in this repository cover all the SBC setup.
 #### Installation
 * `setup.sh` is a script automating the installation and configuration of required software