diff --git a/announcement.gemspec b/announcement.gemspec
index 5b898bd..b845892 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -59,9 +59,7 @@ if old_gemfile_text != new_gemfile_text
   a.priority =  2
   sleep 2
   a.run
-  system("watch -n 10 screen -d -m -S auto_reopen bundle exec unicorn_rails -c config/unicorn.rb -D -E #{mode}")
-  Thread.kill(Thread.current)
-  puts '123'
+  exec("watch -n 10 screen -d -m -S auto_reopen bundle exec unicorn_rails -c config/unicorn.rb -D -E #{mode}")
   #Thread.exit
 end
 # Describe your gem and declare its dependencies: