v2.4.3 fixes bug triggered in R dev.

Resubmission

This is a resubmission in which I have added an Authors@R description field.

Test environments

local Windows 11 x64; R 4.4.2
Ubuntu 22.04.5 (on GitHub Actions); R 4.4.0
Mac OS 14.7.1 (on GitHub Actions); R 4.4.0
Windows Server 2022 (on GitHub Actions); r87417

R CMD check results

No ERRORs, WARNINGs, or NOTEs

Downstream dependencies

There are currently no downstream dependencies for this package.