Are you working up/downstream of the knee?
Have you moved where you are starting the wrap?
Wrap above and below the knee?
A couple Pro Episodes and Daily M|WOD which address this area:
Pro Episode # 39 – Voodoo Floss Primer: The Knee
Saturday, September 12th, 2015
Keep the band on for parts 2 and 3. If you need to take the band off during and re wrap that is ok.
Sunday, March 5th, 2017 – Voodoo Knees
Pro Episode: Treating the Dreaded Hot Spot
Tuesday, October 17th, 2017 – Gua Sha (knees)