Van Technologies, Chennai — date of birth wrongly typed

Address:

620002

Today i applied online for the lost in pan card, payment made, i got the filled application in pdf. While verifying the same i typed by date of birth wrongly. Need to know what to do and how to rectify the same. I have to send this application along with the proof to van tech, chennai. Please help me. If i send the proof which contains the correct dob will do or need to correct the application or i have to reapply.