diff --git a/README.md b/README.md
index cc9900063bbb6608a4a4bfdf3f83f840808ab280..c19f50fc5738da291f8c7a7479a6f1c893e04662 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ The aim of this code is to implement in a tango server the evaluation of EEHG pa
 
 ## Installation
 The server tango code is written in python and generated by POGO.
+EEHGMaster.py in the main while the utility.py conteins the class and functions for ECO evaluation.
 
 
 ## Authors and acknowledgment