diff --git a/doc/update/6.8-to-6.9.md b/doc/update/6.8-to-6.9.md
index a5e644b8a07..4a3e45ae5ee 100644
--- a/doc/update/6.8-to-6.9.md
+++ b/doc/update/6.8-to-6.9.md
@@ -52,6 +52,12 @@ sudo -u git -H bundle install --without development test postgres --deployment
 
 # PostgreSQL installations (note: the line below states '--without ... mysql')
 sudo -u git -H bundle install --without development test mysql --deployment
+
+# Run database migrations
+sudo -u git -H bundle exec rake db:migrate RAILS_ENV=production
+
+# Clean up assets and cache
+sudo -u git -H bundle exec rake assets:clean assets:precompile cache:clear RAILS_ENV=production
 ```
 
 ### 5. Update config files