Condensing music layout very slightly

I am returning to working with MuseScore after about 18 months without touching it, and I'm afraid I need some help recovering my earlier knowledge.

Under v. 2.0.0 I have a five-bar section, with four changes to time signature, that prints in a single staff on the page. Opening the same file using v. 2.0.2, that section expands to occupy two staves on the page:

In v. 2.0.0:

In v. 2.0.2:

My question: Is there a step I can take to compress the contents very slightly so that they take up a single staff again, as under v. 2.0.0?