diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index 7d000343a58896e317dbc40420c5d3b007d7e468..7c6ca094a41ef028a57c30884ec74de80f23e729 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -1572,11 +1572,12 @@ function drupal_validate_utf8($text) {
 }
 
 /**
- * Since $_SERVER['REQUEST_URI'] is only available on Apache, we
- * generate an equivalent using other environment variables.
+ * Returns the equivalent of Apache's $_SERVER['REQUEST_URI'] variable.
+ *
+ * Because $_SERVER['REQUEST_URI'] is only available on Apache, we generate an
+ * equivalent using other environment variables.
  */
 function request_uri() {
-
   if (isset($_SERVER['REQUEST_URI'])) {
     $uri = $_SERVER['REQUEST_URI'];
   }