LM5118: How to reduce LM5118 high/ low line output over current limit(OCP) range

Part Number:LM5118

Dear Sir,

My customer use LM5118 EVM to do test, low line(Vin=12V) output OCP on 4.5A & High line(Vin=42V) OCP output on 7.5A.

Please kinldy provide suggestion, how to reduce high line(Vin=42V) output OCP to 5.5A ~6A ?

Thanks!

Steven