Package: libmovit6 Version: 1.5.1-2 Severity: normal The reason to bump sonames is to allow multiple versions of a library to be installed at the same time. By adding a conflict on the previous version this is maded impossible.
It should be ok to install libmovit6 and libmovit5 at the same time, rebuilding a package depending on libmovit-dev will use the latest version. -- System Information: Debian Release: 9.0 APT prefers unstable APT policy: (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-3-amd64 (SMP w/4 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages libmovit6 depends on: ii libc6 2.24-12 ii libepoxy0 1.3.1-2 ii libfftw3-double3 3.3.6p2-1 ii libgcc1 1:7.1.0-7 ii libstdc++6 7.1.0-7 libmovit6 recommends no packages. libmovit6 suggests no packages.

