diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php
index 3173c98..5f5d1aa 100644
--- a/system/helpers/download_helper.php
+++ b/system/helpers/download_helper.php
@@ -70,7 +70,14 @@
 		$extension = end($x);
 
 		// Load the mime types
-		load_environ_config('mimes');
+		if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/mimes.php'))
+		{
+			include(APPPATH.'config/'.ENVIRONMENT.'/mimes.php');
+		}
+		elseif (is_file(APPPATH.'config/mimes.php'))
+		{
+			include(APPPATH.'config/mimes.php');
+		}
 
 		// Set a default mime if we can't find it
 		if ( ! isset($mimes[$extension]))