All Glyphicons now require a base class, e.g. .glyphicon.glyphicon-star

less/glyphicons.less

@@ -11,9 +11,9 @@
 // Basic usage
 //
 // Since icons are fonts, they can be placed anywhere text is placed. To use,
-// create an inline element with the appropriate class, like so:
+// create an inline element with the appropriate classes, like so:
 //
-// <a href="#"><span class="glyphicon-star"></span> Star</a>
+// <a href="#"><span class="glyphicon glyphicon-star"></span> Star</a>
 //
 // Use them in links, buttons, headings, and more.
 
@@ -31,7 +31,7 @@
 }
 
 // Catchall baseclass
-[class^="glyphicon-"]:before {
+.glyphicon:before {
   font-family: 'Glyphicons Halflings';
   font-style: normal;
   line-height: 1;