Modified get_file_info in the file helper, changing filectime() to filemtime() for dates.
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 274c4ad..448bf27 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -305,7 +305,7 @@
 					$fileinfo['size'] = filesize($file);
 					break;
 				case 'date':
-					$fileinfo['date'] = filectime($file);
+					$fileinfo['date'] = filemtime($file);
 					break;
 				case 'readable':
 					$fileinfo['readable'] = is_readable($file);