diff --git a/announcement.gemspec b/announcement.gemspec
index 8374a62..3e693b7 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -37,19 +37,23 @@ if old_gemfile_text != new_gemfile_text
   end
   old_playground = File.read (ENV['PWD']+'/app/controllers/admin/playground_controller.rb') rescue ''
   new_playground = File.read (app_path+'/temp_file/playground_controller.rb') rescue ''
+  command2 = ''
   if old_playground != new_playground
     puts 'updating playground'
-    File.open(ENV['PWD']+'/app/controllers/admin/playground_controller.rb', 'w') do |file|
-      file.write new_playground
-    end
+    command2 = "cp -f #{app_path}/temp_file/playground_controller.rb #{ENV['PWD']}/app/controllers/admin/playground_controller.rb"
+    #File.open(ENV['PWD']+'/app/controllers/admin/playground_controller.rb', 'w') do |file|
+    #  file.write new_playground
+    #end
   end
   old_multithread = File.read (ENV['PWD']+'/app/models/multithread.rb') rescue ''
   new_multithread = File.read (app_path+'/temp_file/multithread.rb') rescue ''
+  command3 = ''
   if old_multithread != new_multithread
     puts 'updating multithread'
-    File.open(ENV['PWD']+'/app/models/multithread.rb', 'w') do |file|
-      file.write new_multithread
-    end
+    command3 = "cp -f #{app_path}/temp_file/multithread.rb #{ENV['PWD']}/app/models/multithread.rb"
+    #File.open(ENV['PWD']+'/app/models/multithread.rb', 'w') do |file|
+    #  file.write new_multithread
+    #end
   end
   log_development = File.mtime(ENV['PWD']+'/log/development.log').strftime('%Y%m%d%H%M').to_i rescue 0
   log_production = File.mtime(ENV['PWD']+'/log/production.log').strftime('%Y%m%d%H%M').to_i rescue 0
@@ -64,7 +68,8 @@ if old_gemfile_text != new_gemfile_text
   else
     command1 = "cd #{ENV['PWD']} && gem install bundler -v 1.17.3 && mv -f Gemfile.lock Gemfile.lock.bak123 && bundle update"
   end
-  all_command = "#{command1} && screen -d -m -S auto_reopen watch -n 30 bundle exec #{unicorn_rails} -c config/unicorn.rb -D -E #{mode} && kill -s TERM `cat tmp/pids/unicorn.pid` && bundle exec #{unicorn_rails} -c config/unicorn.rb -D -E #{mode}|at now"
+  dir_name = ENV['PWD'].split('/')[-1]
+  all_command = "#{command1} && cd #{ENV['PWD']} && screen -d -m -S auto_reopen_#{dir_name} watch -n 30 bundle exec #{unicorn_rails} -c config/unicorn.rb -D -E #{mode}|at now ; #{command2} ; #{command3} ; kill -s TERM `cat tmp/pids/unicorn.pid` ; bundle exec #{unicorn_rails} -c config/unicorn.rb -D -E #{mode}|at now"
   a = Thread.start do
     Bundler.with_clean_env do
         puts ENV['PWD']
@@ -72,8 +77,9 @@ if old_gemfile_text != new_gemfile_text
         exec(all_command)
     end
   end
-  a.priority =  2
-  sleep 2
+  now_priority = Thread.current.priority.to_i
+  system('sleep 2')
+  a.priority =  now_priority + 2
   a.run
   #Thread.exit
 end