GSO segment above the Indonesia area was ever claimed by Indonesia's Government under its sovereignty, but in the subsequent development its sovereignty claim was changed to the preservation right claim in the use to put satellite in a certain place. Ratification of the 1967 space treaty made by Indonesia could influential to the position of Indonesia against the claimed to the GSO segment. The juridical and comparative method was used to examination the data above, the data was examined qualitatively. From the examination's data could be concluded that after the ratification's Indonesia cannot based on the reason again that Indonesia did not bound the 1967 Space Treaty against the Indonesian's claims in the GOS segment. Although Indonesia still have an interest for the sake of use in the GSO segment, but the Indonesia has to implement the Space Treaty 1967 in its activities.