My last name does not have a space but probably did at some point in time (DeFelippi). Some idiot at the passport office put a space in it (De Felippi) despite

My last name does not have a space but probably did at some point in time (DeFelippi). Some idiot at the passport office put a space in it (De Felippi) despite not having a space in the application. Australian customs really hassled me about that.