diff --git a/pl_attach-library.function.php b/pl_attach-library.function.php
index 00ed98e..a6b9a57 100644
--- a/pl_attach-library.function.php
+++ b/pl_attach-library.function.php
@@ -25,7 +25,7 @@
       foreach($files as $key => $file) {
         // By default prefix paths with a /, but remove this for external JS
         // as it would break URLs.
-        $path_prefix = '/';
+        $path_prefix = '../../../../';
         if (isset($file['type']) && $file['type'] === 'external') {
           $path_prefix = '';
         }