diff --git a/DemoPrograms/Demo_Matplotlib.py b/DemoPrograms/Demo_Matplotlib.py
index 73363a98..8c503f66 100644
--- a/DemoPrograms/Demo_Matplotlib.py
+++ b/DemoPrograms/Demo_Matplotlib.py
@@ -17,7 +17,7 @@ Basic steps are:
  * Display form (BLOCKING)
  
  Based on information from: https://matplotlib.org/3.1.0/gallery/user_interfaces/embedding_in_tk_sgskip.html
- (Thank you dirck)
+ (Thank you Em-Bo & dirck)
 """
 
 
@@ -93,7 +93,7 @@ layout = [[sg.Text('Plot test', font='Any 18')],
           [sg.OK(pad=((figure_w / 2, 0), 3), size=(4, 2))]]
 
 # create the form and show it without the plot
-window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI', layout, force_toplevel=True, finalize=True)
+window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI', layout, finalize=True)
 
 # add the plot to the window
 fig_photo = draw_figure(window['canvas'].TKCanvas, fig)