State Bank Of India [SBI] — issue of cheque book in joint account

Address:

752012

Respected sir, i pravanjan mahapatra having sb joint account no-[protected] with sbi branch chandan pur, i have requested for cheque book and i got it but the problem is as it is a joint account both me and my wifes name to be appear in the cheque book but they send me the one with only my name printed. After continuous request i didn't get any reply from my branch, why only my name written on cheque book.
My branch code is sbin0010937
Chandan pur puri odisha.