Most likely not. If you have ramps and lifts for wheelchair access, most disabled people will be able to access your workspace. Any changes you may need to make will likely be small and reasonable, and according to government advice, can be done with minimal cost and effort. Suppose you do make some changes to your office, such as more expansive spaces between desks to accommodate people with mobility issues or installing assistive technology onto all computers. In this case, you are already encouraging the future potential of a diverse workforce.
For more information, have a read of our page on How to be a disability-friendly employer.