Changed up to down for down method error line
diff --git a/system/language/english/migration_lang.php b/system/language/english/migration_lang.php
index 4763ca2..94cb882 100644
--- a/system/language/english/migration_lang.php
+++ b/system/language/english/migration_lang.php
@@ -5,7 +5,7 @@
$lang['migration_multiple_version'] = "This are multiple migrations with the same version number: %d.";
$lang['migration_class_doesnt_exist'] = "The migration class \"%s\" could not be found.";
$lang['migration_missing_up_method'] = "The migration class \"%s\" is missing an 'up' method.";
-$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing an 'up' method.";
+$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing a 'down' method.";
$lang['migration_invalid_filename'] = "Migration \"%s\" has an invalid filename.";