diff --git a/schainpy/VERSION b/schainpy/VERSION
index 07491a5..9db5ffc 100644
--- a/schainpy/VERSION
+++ b/schainpy/VERSION
@@ -75,4 +75,5 @@ properly but the next days did not.
 
 2.2.4.1:
 -jroIO_usrp.py is update to read Sandra's data 
--decimation in Spectra and RTI plots is always enabled.
\ No newline at end of file
+-decimation in Spectra and RTI plots is always enabled.
+-time-window option added to GUI
\ No newline at end of file