It won't matter. Doing this repeatedly might cause someone to raise an eyebrow, but it's not going to matter if you do this once.
Starting Score: ~500 (12/01/2008)
Current Score: EQ 681 (04/05/13); TU 98 728 (01/06/12), TU 08? 760 (provided by Barclay 1/2/14), TU 04 728 (lender pull 01/12/12); EX 742 (lender pull 01/12/12)
Goal Score: 720Take the FICO Fitness Challenge