The only thing I can suggest is to pull those stitches tighter as you knit them, especially as you go from your cable needle back to the main needle. Really snug up that first stitch after the cable.
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry