MAINT: trial-and-error fixing macos build #637

Job	Run time
publish-on-pypi	41s
build-installer-on-windows / build	4m 58s
build-on-ubuntu / build	3m 2s
build-on-macos / build	3m 2s
build-on-windows / build	4m 33s
publish-on-github	0s
	16m 16s

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