diff --git a/system/libraries/Encrypt.php b/system/libraries/Encrypt.php
index 959e2ee..ce5e030 100644
--- a/system/libraries/Encrypt.php
+++ b/system/libraries/Encrypt.php
@@ -104,8 +104,7 @@
 				return $this->encryption_key;
 			}
 
-			$CI =& get_instance();
-			$key = $CI->config->item('encryption_key');
+			$key = config_item('encryption_key');
 
 			if ($key === FALSE)
 			{