diff --git a/README.md b/README.md
index e69de29..33911f7 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,2 @@
+This tool process batch of etl trace files and export the data as csv files.
+In order to make it work, you need to have wpaexporter that comes with the Windows Performance Analyzer. 
\ No newline at end of file
diff --git a/src/etl_to_csv/ExportCSV.java b/src/etl_to_csv/ExportCSV.java
index 492aaff..2382ed3 100644
--- a/src/etl_to_csv/ExportCSV.java
+++ b/src/etl_to_csv/ExportCSV.java
@@ -16,7 +16,6 @@
 import java.io.IOException;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
-import javax.swing.ImageIcon;
 import javax.swing.JFileChooser;
 import javax.swing.JOptionPane;
 import javax.swing.SwingWorker;