Digikam ignores sidecar files for jpg

When adding an existing folder with image files and accompanying xmp sidecar files as a new collection, digikam does not read metadata from .jpg.xmp files. It does read metadata from sidecar files associated with raw files.

What setting am I missing?

Nevermind. It works when activating “Write to XMP sidecar only”, which is a setting that I was going to apply anyway.