Doc update: Addition in Sass includes!

diff --git a/docs/pages/prototyping.md b/docs/pages/prototyping.md
index 9752875227416e945c1d0bda505440786332c6fc..6388708154970b2f642f1d3e4e49fe0724b28c25 100644 (file)
--- a/docs/pages/prototyping.md
+++ b/docs/pages/prototyping.md
@@ -44,6 +44,7 @@ or, if you looking for specific utility instead of all, these helper classes can
 @include foundation-prototype-overflow;
 @include foundation-prototype-display;
 @include foundation-prototype-position;
+@include foundation-prototype-border-box;
 @include foundation-prototype-sizing;
 @include foundation-prototype-spacing;
 ```