diff --git a/Cura/gui/configBase.py b/Cura/gui/configBase.py
index 6882483..4e8a1d6 100644
--- a/Cura/gui/configBase.py
+++ b/Cura/gui/configBase.py
@@ -13,8 +13,8 @@ def main():
 
 class configWindowBase(wx.Frame):
 	"A base class for configuration dialogs. Handles creation of settings, and popups"
-	def __init__(self, title):
-		super(configWindowBase, self).__init__(None, title=title)
+	def __init__(self, title, style=wx.DEFAULT_FRAME_STYLE):
+		super(configWindowBase, self).__init__(None, title=title, style=style)
 		
 		self.settingControlList = []
 		
diff --git a/Cura/gui/expertConfig.py b/Cura/gui/expertConfig.py
index 1e47ec9..9233e33 100644
--- a/Cura/gui/expertConfig.py
+++ b/Cura/gui/expertConfig.py
@@ -13,7 +13,7 @@ from util import validators
 class expertConfigWindow(configBase.configWindowBase):
 	"Expert configuration window"
 	def __init__(self):
-		super(expertConfigWindow, self).__init__(title='Expert config')
+		super(expertConfigWindow, self).__init__(title='Expert config', style=wx.DEFAULT_DIALOG_STYLE)
 
 		wx.EVT_CLOSE(self, self.OnClose)
 
diff --git a/Cura/gui/preferencesDialog.py b/Cura/gui/preferencesDialog.py
index 4bbf755..c5decec 100644
--- a/Cura/gui/preferencesDialog.py
+++ b/Cura/gui/preferencesDialog.py
@@ -11,7 +11,7 @@ from util import profile
 
 class preferencesDialog(configBase.configWindowBase):
 	def __init__(self, parent):
-		super(preferencesDialog, self).__init__(title="Preferences")
+		super(preferencesDialog, self).__init__(title="Preferences", style=wx.DEFAULT_DIALOG_STYLE)
 		
 		wx.EVT_CLOSE(self, self.OnClose)