If you want to secure them 'just in case', whatever you do will help to keep them in, but you don't need to get wild with it.
Use a little stitching, or a little fabric glue would give you peace of mind.
"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