diff --git a/plater.py b/plater.py
index 6ba1b0c..138b3ed 100755
--- a/plater.py
+++ b/plater.py
@@ -185,6 +185,7 @@ class stlwin(wx.Frame):
     def __init__(self,size=(400,500)):
         wx.Frame.__init__(self,None,title="Right-click to add a file",size=size)
         self.SetIcon(wx.Icon("plater.ico",wx.BITMAP_TYPE_ICO))
+        self.SetClientSize(size)
         self.s=showstl(self,(400,500),(0,0))
         
 if __name__ == '__main__':