Please bump to the recent version.
Release: 2.39 [25 Sep, 2015] http://calibre-ebook.com/whats-new
Release: 2.40 [02 Oct, 2015] http://calibre-ebook.com/whats-new
Again new upstream release: Release: 2.41 [16 Oct, 2015]
Release: 2.42 [30 Oct, 2015]
and the next version: Release: 2.43 [06 Nov, 2015]
commit 94c3ef9f074364d675a864faddb0880ea495b5ff Author: Justin Lecher <jlec@gentoo.org> Date: Tue Nov 10 15:12:05 2015 +0100 app-text/calibre: Version Bump properly install bash-completion Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=560386 Package-Manager: portage-2.2.23 Signed-off-by: Justin Lecher <jlec@gentoo.org> https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=94c3ef9f074364d675a864faddb0880ea495b5ff
commit 4d6609aa75ae9818644b38c0f4e36acff26f2692 Author: Ian Stakenvicius <axs@gentoo.org> Date: Mon Dec 21 17:22:23 2015 -0500 app-text/calibre: version bump Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=560386 Package-Manager: portage-2.2.24