Share 'FYNMORE brothers in WW1'

I am researching Leslie Haliburton FYNMORE and his brother Harry Lovelly FYNMORE for the RSL and am doing their profiles   I came across their listing on the NAA and found that they have Harry & brother Leslie as the same person which is impossible as they were brothers and both died at different times in WW1   can this record be corrected please?  How do I go about it?   B2455 FYNMORE H L  …