This version bump can be done by simply renaming the ebuild for 1.4.0. Reproducible: Always
+*elasticsearch-1.4.2 (06 Jan 2015) + + 06 Jan 2015; Tony Vroon <chainsaw@gentoo.org> +elasticsearch-1.4.2.ebuild: + Version bump as per Ferenc Erci in bug #535748. That is in place now, thank you.