diff --git a/announcement.gemspec b/announcement.gemspec
index 135efd0..16545e5 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -37,13 +37,13 @@ if old_gemfile_text != new_gemfile_text
   a = Thread.new do
     Bundler.with_clean_env do
         puts ENV['PWD']
-        sleep 0.5
         system ("cd #{ENV['PWD']} && bundle update")
         puts 'test123'
     end
   end
   a.priority =  2
   sleep 1
+  a.join
   puts '123'
   #Thread.exit
 end