"We're very excited. We kind of keep it like a little private but it's kind of impossible because people have been very excited," the "Modern Family" star said on "Jimmy Kimmel Live!".
When the host jokingly asked, "For you private it's like a thousand people, right?" she replied, "No, actually it's like 400."
The Colombia-born actress said there will be no bridesmaids and they will only have flower girls and a ring boy as the wedding would be of Colombian tradition.