diff -r 69dfdb26f600 -r f9d32913bad4 dialogs/SFCStepDialog.py
--- a/dialogs/SFCStepDialog.py	Tue Aug 15 22:38:43 2017 +0300
+++ b/dialogs/SFCStepDialog.py	Wed Aug 16 11:47:27 2017 +0300
@@ -84,7 +84,7 @@
 
         # Add buttons sizer to sizers
         self.MainSizer.AddSizer(self.ButtonSizer, border=20,
-              flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)
+              flag=wx.ALIGN_RIGHT | wx.BOTTOM | wx.LEFT | wx.RIGHT)
 
         # Save flag that indicates that step is initial
         self.Initial = initial