diff --git a/tsgqc_GUI.m b/tsgqc_GUI.m
index d88a2874e438eff9f0465e2ee1104b11e9b6370b..465f99a35a14262b88cb249eedd16ae26eee5106 100644
--- a/tsgqc_GUI.m
+++ b/tsgqc_GUI.m
@@ -370,7 +370,10 @@ hInfoSSTPText = uicontrol(...
 
 %% Construct the plot axes
 % -----------------------
-% The second and third axes will be plot in a uipanel
+% The axes 1,2 and 3 will be plot in a uipanel
+% axe 1 as propertie 'HandleVisibility' set to 'on' to prevent hidden 
+% visibility when first plot is empty
+%--------------------------------------------------------------------
 hPlotsPanel = uipanel( ...
   'Parent', hMainFig, ...
   'Units', 'normalized', ...