diff --git a/css/preflight.css b/css/preflight.css
index 5f78094c7..6dd950366 100644
--- a/css/preflight.css
+++ b/css/preflight.css
@@ -439,7 +439,7 @@ ul {
 *::after {
   border-width: 0;
   border-style: solid;
-  border-color: config('colors.grey-light', currentColor);
+  border-color: config('styles.borderColors.default', currentColor);
 }
 
 /**
diff --git a/defaultConfig.stub.js b/defaultConfig.stub.js
index c6c1c4386..6bb9b2733 100644
--- a/defaultConfig.stub.js
+++ b/defaultConfig.stub.js
@@ -836,6 +836,7 @@ module.exports = {
     'lg': '992px',
     'xl': '1200px',
   },
+  styles: styles,
   plugins: [
     require('./plugins/container')({
       // center: true,