Errata: In the heel turn section, the following change should be noted --

Working K on the RS and P on the WS, K (or P) to the stitch
before the last wrap, w/t until there are 12 (14) unwrapped stitches between the wrapped stitches, ending with a WS row, turn work.

You are encouraged to download the most current pattern version into your Ravelry library.