Actually Jake, everything is normal as you've described it. However, if you'd like more mobility, do this:
I recommend doing it for several minutes (5-10) twice per day. In addition, after each time you pee throughout the day, do it briefly as privacy allows. You'll notice results in about a week, and depending on how much you wish to lengthen the frenulum, it might take two months. Allow an extra month for skin cells to generate once you get to your goal.