Oscar Pistorius update: Lawyers appeal bail conditions

(CNN) -- South African track star Oscar Pistorius, charged with murdering his girlfriend, has applied for more lenient bail restrictions, including for permission to travel overseas, a family spokesman said Monday.

Pistorius also is trying to sell assets, including his Pretoria home, to settle legal bills, spokesman Johan van Wyk told CNN.

Pistorius was charged with murder last month on suspicion of fatally shooting girlfriend Reeva Steenkamp in his Pretoria home on February 14. The 2012 Olympian sprinter said he thought Steenkamp was an intruder was hiding in a toilet room inside a bathroom.

He was released on bail last month. Among the bail conditions: He cannot return to the home where the shooting happened, had to give up his passport, cannot go near an airport and cannot drink alcohol .