fix oops #666

Job	Run time
unit-tests (ubuntu-latest, nightly)	32s
unit-tests (windows-latest, nightly)	1m 38s
unit-tests (ubuntu-latest, v0.11.1)	1m 16s
unit-tests (macos-latest, v0.11.1)	47s
unit-tests (macos-latest, nightly)	46s
unit-tests (windows-latest, v0.11.1)	1m 37s
	6m 36s

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