Polls of Pennyslvania have shown President Obama's lead shrinking there, but most still have him up comfortably. While some in Romney's campaign have hinted at investing there with one week until the election, it seems unlikely at this point.

The super-PAC has routinely spent in states that have been on the edge of competitiveness, including Michigan, though the last time Romeny was up in Pennsylvania was in late August. The super-PAC has also been spending heavily in Wisconsin.

The ad buy is for $2.1 million, according to Restore Our Future spokeswoman.

This post was updated at 11:10 a.m.