diff --git a/tdiary/cli.rb b/tdiary/cli.rb
index <HASH>..<HASH> 100644
--- a/tdiary/cli.rb
+++ b/tdiary/cli.rb
@@ -122,6 +122,7 @@ module TDiary
 				%w(
 				README.md
 				Gemfile
+				Gemfile.lock
 				config.ru
 				tdiary.conf.beginner
 				tdiary.conf.sample
the Gemfile.lock should be copied