diff --git a/gui/auxFrame.py b/gui/auxFrame.py
index c17263021..4368b63fc 100644
--- a/gui/auxFrame.py
+++ b/gui/auxFrame.py
@@ -42,6 +42,8 @@ class AuxiliaryFrame(wx.Frame):
         if name is not None:
             kwargs['name'] = name
         super().__init__(**kwargs)
+        if 'wxMSW' in wx.PlatformInfo:
+            self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
 
     @classmethod
     def openOne(cls, parent):
diff --git a/gui/characterEditor.py b/gui/characterEditor.py
index 45b1e4134..05dab9638 100644
--- a/gui/characterEditor.py
+++ b/gui/characterEditor.py
@@ -163,8 +163,6 @@ class CharacterEditor(AuxiliaryFrame):
         # self.disableWin = wx.WindowDisabler(self)
         sFit = Fit.getInstance()
 
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
-
         mainSizer = wx.BoxSizer(wx.VERTICAL)
 
         self.entityEditor = CharacterEntityEditor(self)
diff --git a/gui/errorDialog.py b/gui/errorDialog.py
index 498a1ccda..d349e2e76 100644
--- a/gui/errorDialog.py
+++ b/gui/errorDialog.py
@@ -80,9 +80,6 @@ class ErrorFrame(AuxiliaryFrame):
 
         self.SetSizeHints(wx.DefaultSize, wx.DefaultSize)
 
-        if 'wxMSW' in wx.PlatformInfo:
-            self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
-
         mainSizer = wx.BoxSizer(wx.VERTICAL)
         headSizer = wx.BoxSizer(wx.HORIZONTAL)
 
diff --git a/gui/esiFittings.py b/gui/esiFittings.py
index 5071b55e6..df88e03e6 100644
--- a/gui/esiFittings.py
+++ b/gui/esiFittings.py
@@ -27,8 +27,6 @@ class EveFittings(AuxiliaryFrame):
             parent, id=wx.ID_ANY, title="Browse EVE Fittings", pos=wx.DefaultPosition,
             size=wx.Size(750, 450), style=wx.RESIZE_BORDER)
 
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
-
         self.mainFrame = parent
         mainSizer = wx.BoxSizer(wx.VERTICAL)
 
@@ -209,7 +207,6 @@ class ExportToEve(AuxiliaryFrame):
             size=wx.Size(400, 120) if "wxGTK" in wx.PlatformInfo else wx.Size(350, 100), style=wx.RESIZE_BORDER)
 
         self.mainFrame = parent
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
 
         mainSizer = wx.BoxSizer(wx.VERTICAL)
         hSizer = wx.BoxSizer(wx.HORIZONTAL)
@@ -315,7 +312,6 @@ class SsoCharacterMgmt(AuxiliaryFrame):
             size=wx.Size(550, 250), style=wx.RESIZE_BORDER)
         self.mainFrame = parent
         mainSizer = wx.BoxSizer(wx.HORIZONTAL)
-        self.SetBackgroundColour(wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNFACE))
 
         self.lcCharacters = wx.ListCtrl(self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.LC_REPORT)