296c296
< 			out += "  app_name: '%s'\n" % str(self.app_name)
---
> 			out += "  app_name: '%s'\n" % escape_less(str(self.app_name))
300c300
< 				out += "  window_title: '%s'\n" % str(self.window_title)
---
> 				out += "  window_title: '%s'\n" % escape_less(str(self.window_title))