1 files changed, 3 insertions, 0 deletions
diff --git a/lib/utils.js b/lib/utils.js
index efdb49fb..6526fe89 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -105,6 +105,9 @@ var utils = {
     // trim str
     str = str.replace(/^\s+|\s+$/g, '');
 
+    if (str[0] === '/')
+      return "file://" + str;
+
     // it starts with a scheme, so it's definitely an URL
     if (/^[a-z]{3,}:\/\//.test(str))
       return str;