diff --git a/gui/Scytherthread.py b/gui/Scytherthread.py
index 974977c..2850bd7 100644
--- a/gui/Scytherthread.py
+++ b/gui/Scytherthread.py
@@ -196,6 +196,7 @@ class ErrorWindow(wx.Dialog):
         label = wx.StaticText(self, -1, "\n".join(errors))
         sizer.Add(label, 0, wx.ALIGN_LEFT|wx.ALL, 5)
 
+        line = wx.StaticLine(self, -1, size=(20,-1), style=wx.LI_HORIZONTAL)
         sizer.Add(line, 0, wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.RIGHT|wx.TOP, 5)
 
         btnsizer = wx.StdDialogButtonSizer()