Unfortunately, if that is your only deduction, it won't change your refund. In order for itemized deductions to impact your refund, you must have more than $6,300 if filing single ($12,600 if filing jointly). The IRS offers you either the $6,300 or the total of all your itemized deductions, whichever is greater.
See this FAQ for more information:
https://ttlc.intuit.com/replies/4767939