The package gtk+3.0 3.21.6-1~kali1 migrated to kali-rolling. The .changes file shown below gives you more information about this new version: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Format: 1.8 Date: Tue, 20 Sep 2016 11:26:37 +0200 Source: gtk+3.0 Binary: libgtk-3-0 libgtk-3-0-udeb libgtk-3-common libgtk-3-bin libgtk-3-dev libgtk-3-0-dbg libgtk-3-doc gtk-3-examples gir1.2-gtk-3.0 gtk-update-icon-cache libgail-3-0 libgail-3-dev libgail-3-0-dbg libgail-3-doc Architecture: source Version: 3.21.6-1~kali1 Distribution: kali-dev Urgency: medium Maintainer: Debian GNOME Maintainers <[email protected]> Changed-By: Raphaël Hertzog <[email protected]> Description: gir1.2-gtk-3.0 - GTK+ graphical user interface library -- gir bindings gtk-3-examples - example files for GTK+ 3 gtk-update-icon-cache - icon theme caching utility libgail-3-0 - GNOME Accessibility Implementation Library -- shared libraries libgail-3-0-dbg - Gail libraries and debugging symbols libgail-3-dev - GNOME Accessibility Implementation Library -- development files libgail-3-doc - documentation files of the Gail library libgtk-3-0 - GTK+ graphical user interface library libgtk-3-0-dbg - GTK+ libraries and debugging symbols libgtk-3-0-udeb - GTK+ graphical user interface library - minimal runtime (udeb) libgtk-3-bin - programs for the GTK+ graphical user interface library libgtk-3-common - common files for the GTK+ graphical user interface library libgtk-3-dev - development files for the GTK+ library libgtk-3-doc - documentation for the GTK+ graphical user interface library Changes: gtk+3.0 (3.21.6-1~kali1) kali-dev; urgency=medium . * Backport into kali-dev. Checksums-Sha1: 3118c84a5d4580d51eae6b55a5aeda75d1879511 3857 gtk+3.0_3.21.6-1~kali1.dsc f56e69327e77177e3de40dc40e2149fa35503f9a 143372 gtk+3.0_3.21.6-1~kali1.debian.tar.xz Checksums-Sha256: ca97c0af4a6466128a217e451f4bc7b22b3fab57cbe0c39f23b5ab6887addc77 3857 gtk+3.0_3.21.6-1~kali1.dsc 0c0c906d5420bfc108c3b2c8fadff5efcd2d8e6a99a683e7a18b9f5b992bee90 143372 gtk+3.0_3.21.6-1~kali1.debian.tar.xz Files: 0e59450cb1ee847972d382f1c6b6824f 3857 libs optional gtk+3.0_3.21.6-1~kali1.dsc 6c4f04a37dfd22c342abf628028d414f 143372 libs optional gtk+3.0_3.21.6-1~kali1.debian.tar.xz -----BEGIN PGP SIGNATURE----- Comment: Signed by Raphael Hertzog iQEcBAEBCgAGBQJX4QE+AAoJEAOIHavrwpq5+qcH/0E0J1Umv05CPNlnaCKEgyGQ b1of3lZCSpZ7n3whyw/Qd0WGgnduvJ4vnJ5PIKHme4EsRpMdRbxWAGprxeD8VdBQ kbXeOb1zpPJSuuDMxk35VaKcs/L3yGp3IGN0Xgn6DOp1jAKZoBRvDu5zSvARRJdx g8fQTIaxDf2rul2zYTuSpagQJtRbwoGbO4vkrnNYzX4IWKsd771vYyt1IZ6Z5n1y kUq3yRM8+U2UnmksaVeI31NFMKixMnyQLj16wv+dLlRW+rHX0Hi9tRAXsJaXsPLF AAsOeiQtYGqR473iQO//qugSQo7w6SmPfoBj14AIW1qjD1oIs+reaFpsLgPnIFI= =KPZr -----END PGP SIGNATURE----- -- More information about gtk+3.0: http://pkg.kali.org/pkg/gtk+3.0