infotype enhancement errore

Hi Experts,

client want to enhance the IT0023 DUE TO ADDITIONAL NEW FIEDS INFOTYPE SAVING CAPCITY IS INCREASING

IS THERE ANY WAY TO INCREASE THE INFOTYPE DATA CAPACITY

PLS CORRECT IF IAM WRONG FOR CUSTOM INFOTYPE STORED CAPCITY SIZE IS 1000 BYTES AND

ENHANCEMENT 500 BYTE

I WANT TO INCREASE THIS SIZE, TO ACCOMADATE ALL FIELDS

THANKS AND REGARDS

MUHAMMED