diff --git a/gui/builtinContextMenus/graphFitAmmoPicker.py b/gui/builtinContextMenus/graphFitAmmoPicker.py
index 7ebab3d31..76d79178f 100644
--- a/gui/builtinContextMenus/graphFitAmmoPicker.py
+++ b/gui/builtinContextMenus/graphFitAmmoPicker.py
@@ -36,7 +36,6 @@ class AmmoPickerFrame(AuxiliaryFrame):
 
     def __init__(self, parent, fit):
         super().__init__(parent, title='Choose Different Ammo', style=wx.DEFAULT_DIALOG_STYLE, resizeable=True)
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
         padding = 5
 
         mainSizer = wx.BoxSizer(wx.VERTICAL)
@@ -66,7 +65,6 @@ class AmmoPickerContents(wx.ScrolledCanvas):
     def __init__(self, parent, fit):
         wx.ScrolledCanvas.__init__(self, parent)
         self.SetScrollRate(0, 15)
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
 
         indent = 15
         mods = self.getMods(fit)