You need to fix it. SugarCRM no longer belongs on this list, and you should have written about SuiteCRM instead. Just fix it and stop rationalizing your mistake.
That's not a suitable reason. The way this article is written suggests that SugarCE is still an active project, but it isn't.
People are going to google "best open source 2015" and they're going to be mislead by the errors in this article. It needs to be fixed.