The mount included with the ZED Mini was only designed for the Oculus Rift CV1 and the original HTC Vive.
However, we have designed a 3D-printable mount for the Vive Pro that you can download and print yourself.
Download it in STEP or STL formats.
For other questions about headset compatibility, see this article: Which VR Headsets Are Compatible with Pass-Through AR via ZED Mini