diff --git a/README.md b/README.md
index 5da030ac7ec087d1366164213a5ba35b33975dd2..7caa8210f5e37cde733f0e91d7ce8451ea81154c 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@ Download the latest LaCyTools from:
 
 Extract the zip file in the location where you want to run LacyTools.
 
+Start LacyTools by double clicking on the file ```LaCyTools.bat``` (Windows Batch File), **NOT** ```LaCyTools.py``` .
+
 ## License information
 
 See the file LICENSE.txt for information on the history of this software, terms & conditions for usage, and a DISCLAIMER OF ALL WARRANTIES.