If you’ve faithfully saved for retirement over the years, it’s wise to sit down and go over your finances before you leave your job. You’d be surprised to learn how much money you spend on hidden costs, including management and service fees tied to your retirement accounts.

“It’s amazing how much some of these fees can wreck your retirement nest egg over the course of 30 to 40 years,” points out Gary Scheer, a retirement financial advisor. Add in the subtle charges that can arise in the long run, and your overall savings could be badly affected.

Here are 10 hidden costs to watch for during your golden years and how to manage them.