typo

docs/scaffolding.html

@@ -196,7 +196,7 @@
   <div class="row">
     <div class="span4">
       <h3>Variables in LESS</h3>
-      <p>Built into Bootstrap are a handful of variables for customizing the default 940px grid system, documented above. All variables for the grid are stored in mixins.less.</p>
+      <p>Built into Bootstrap are a handful of variables for customizing the default 940px grid system, documented above. All variables for the grid are stored in variables.less.</p>
     </div>
     <div class="span4">
       <h3>How to customize</h3>