This upgrade release provides some fixes for potential problems and some useful enhancements. ** What's Changed ** * fix potential problems with optional keyword argument handling * add optional keyword arguments to Sizer classes * add array compatibility for GridBagSizer position and span values * update wxWidgets master branch compatibility to at least commit 1652d9882a7e8650d1c14c98c558dbbf7624b10b For more details see the original release announcement here: https://github.com/mcorino/wxRuby3/discussions/378