From 0fde3fecfb956294d39d9831cc2e374935f770db Mon Sep 17 00:00:00 2001
From: divaldo <divaldo@noreply.divaldo.hu>
Date: Mon, 7 May 2018 13:33:41 +0200
Subject: [PATCH] Update 'README.md'

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index e0f163c..fd5c6cc 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@ Simulate X-ray with CERN tools.
 ### Prerequisites
 * Linux or MacOS (Tested on Ubuntu 16.04, MacOS High Sierra 10.13.3 and Linux Subsystem for Windows 10)
 * CERN Geant4
+* CERN Root (Tested with 6.13/3)
 * CMake
 
 ### Building