diff --git a/embedly.php b/embedly.php
index 584f6a4..648ceff 100644
--- a/embedly.php
+++ b/embedly.php
@@ -28,7 +28,7 @@
  * Define Constants
  */
 if (!defined('EMBEDLY_URL')) {
-    define('EMBEDLY_URL', plugins_url('/embedly'));
+    define( 'EMBEDLY_URL', plugins_url( '', __FILE__ ) );
 }
 if (!defined('EMBEDLY_BASE_URI')) {
     define('EMBEDLY_BASE_URI', 'https://api.embedly.com/1/card?');