This does not seem like a Debian packaging issue with dunst, but rather an upstream bug. Please report it at https://github.com/knopwob/dunst/, but note that upstream is currently overwhelmed and looking for a new maintainer.
On Mon, Dec 26, 2016 at 6:51 PM, Ulyanich Michael <ulianich_mih...@ukr.net> wrote: > Package: dunst > Version: 1.1.0-2 > Severity: normal > > Dear Maintainer, > > just try: > > notify-send 'summary' 'text' # all right, summary is bold > notify-send 'summary with &' 'text' # summary looks like 'text', it is not > bold > > > > -- System Information: > Debian Release: stretch/sid > APT prefers testing > APT policy: (990, 'testing'), (500, 'unstable'), (500, 'stable'), (1, > 'experimental') > Architecture: amd64 (x86_64) > Foreign Architectures: i386 > > Kernel: Linux 4.8.0-2-amd64 (SMP w/2 CPU cores) > Locale: LANG=ru_UA.utf8, LC_CTYPE=ru_UA.utf8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > > Versions of packages dunst depends on: > ii libc6 2.24-8 > ii libcairo2 1.14.8-1 > ii libdbus-1-3 1.10.14-1 > ii libfreetype6 2.6.3-3+b1 > ii libglib2.0-0 2.50.2-2 > ii libpango-1.0-0 1.40.3-3 > ii libpangocairo-1.0-0 1.40.3-3 > ii libx11-6 2:1.6.4-2 > ii libxdg-basedir1 1.2.0-1 > ii libxext6 2:1.3.3-1 > ii libxft2 2.3.2-1 > ii libxinerama1 2:1.1.3-1+b1 > ii libxss1 1:1.2.2-1 > > dunst recommends no packages. > > dunst suggests no packages. -- Best regards, Michael