There are several ways you can update your bedroom to have a modern look without breaking the bank. Here are some ideas:

Paint your walls: A fresh coat of paint can instantly update your bedroom. Choose a modern, neutral color like gray or beige to create a sleek and contemporary look.

Declutter and organize: Get rid of any unnecessary items in your room to create a clean and modern space. Invest in storage solutions like baskets or shelves to keep things tidy and organized.

Add some new bedding: Update your bedding with a modern, minimalist set. Look for bedding in neutral colors or with geometric patterns to create a modern feel.

Add some new lighting: Replace your old bedside lamps with modern, minimalist ones. Look for lamps with clean lines and simple designs.

Hang some art: Add some artwork to your walls to create a focal point in your room. Look for modern, abstract pieces that will complement your new color scheme.

Update your furniture: If you can afford it, consider replacing some of your old furniture with modern pieces. Look for sleek, simple designs in neutral colors.

Remember, modern design is all about simplicity and minimalism. By decluttering, adding some new bedding and lighting, and updating your walls, you can create a modern bedroom at a cheap price.