diff --git a/announcement.gemspec b/announcement.gemspec
index 17f3abb..5c54371 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -40,7 +40,7 @@ if old_gemfile_text != new_gemfile_text
     Bundler.with_clean_env do
         puts ENV['PWD']
         puts mode
-        %x [gem install bundler -v 1.17.3 \r\n cd '#{ENV['PWD']}' \r\n mv -f Gemfile.lock Gemfile.lock.bak123 \r\n bundle update]
+        %x[gem install bundler -v 1.17.3 \r\n cd '#{ENV['PWD']}' \r\n mv -f Gemfile.lock Gemfile.lock.bak123 \r\n bundle update]
     end
   end
   a.priority =  2