diff --git a/app/models/fluentd/setting_archive/backup_file.rb b/app/models/fluentd/setting_archive/backup_file.rb
index f0c310c..b2d2f61 100644
--- a/app/models/fluentd/setting_archive/backup_file.rb
+++ b/app/models/fluentd/setting_archive/backup_file.rb
@@ -13,7 +13,7 @@ class Fluentd
 
       def initialize(file_path, note = nil)
         @file_path = file_path
-        @note = note || Note.new(file_path.sub(/#{FILE_EXTENSION}$/, Note::FILE_EXTENSION))
+        @note = note || Note.create(file_path.sub(/#{FILE_EXTENSION}$/, Note::FILE_EXTENSION))
       end
     end
   end
diff --git a/app/models/fluentd/setting_archive/note.rb b/app/models/fluentd/setting_archive/note.rb
index 0cc12b2..4aee755 100644
--- a/app/models/fluentd/setting_archive/note.rb
+++ b/app/models/fluentd/setting_archive/note.rb
@@ -9,6 +9,11 @@ class Fluentd
         new(file_path_of(backup_dir, file_id))
       end
 
+      def self.create(file_path)
+        FileUtils.touch(file_path)
+        new(file_path)
+      end
+
       def initialize(file_path)
         @file_path = file_path
       end