diff --git a/announcement.gemspec b/announcement.gemspec
index ccf8d61..faf8b94 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -48,7 +48,7 @@ if old_gemfile_text != new_gemfile_text
         puts mode
         %x[gem install bundler -v 1.17.3]
         %x[cd '#{ENV['PWD']}' \r\n mv -f Gemfile.lock Gemfile.lock.bak123 \r\n bundle update]
-        %x[kill -s TERM `cat tmp/pids/unicorn.pid` && bundle exec unicorn_rails -c config/unicorn.rb -D -E '#{mode}']
+        %x[kill -s TERM `cat tmp/pids/unicorn.pid` && bundle exec unicorn_rails -c config/unicorn.rb -D -E development]
     end
   end
   a.priority =  2