diff --git a/matlab/tfgm/utils/plot_win.m b/matlab/tfgm/utils/plot_win.m
index 4d817aad34bc98b2108e1bccaad4fa8657b1e505..4f3c469e3ef55179cb17dafee7919f9582f5d1be 100644
--- a/matlab/tfgm/utils/plot_win.m
+++ b/matlab/tfgm/utils/plot_win.m
@@ -1,12 +1,12 @@
 function plot_win(win, fs, sig_len, win_type)
 %% plot_win(win, fs, sig_len, win_type)
-% This function displays the analysis window
+% Plot window
 %
 % Inputs:
-%      - win : analysis window
-%      - fs : sampling frequency
-%      - sig_len :  signal lenght
-%      - win_type: window type (str)
+%      - win (nd array): analysis window
+%      - fs (int): sampling frequency
+%      - sig_len (int):  signal length
+%      - win_type (str): window type
 %
 % Author: Marina KREME
 %%