diff --git a/contrib/src/plot/plot.cpp b/contrib/src/plot/plot.cpp
index 3e10d49c4d..8a52aa8be5 100644
--- a/contrib/src/plot/plot.cpp
+++ b/contrib/src/plot/plot.cpp
@@ -781,10 +781,7 @@ wxPlotWindow::wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos,
 
     mainsizer->Add( m_plotAndTitleSizer, 1, wxEXPAND );
 
-    SetAutoLayout( true );
-    SetSizer( mainsizer );
-    mainsizer->Fit(this);
-    mainsizer->SetSizeHints(this);
+    SetSizerAndFit( mainsizer );
 
     SetTargetWindow( m_area );