mpv: symbol lookup error: /usr/lib/x86_64-linux-gnu/libass.so.5:
undefined symbol: FT_Outline_EmboldenXY

~ apt-cache policy mpv 'libass?'
mpv:
  Installed: 0.23.0-2+b2
  Candidate: 0.23.0-2+b2
  Version table:
 *** 0.23.0-2+b2 500
        500 http://ftp.us.debian.org/debian stable/main amd64 Packages
        100 /var/lib/dpkg/status
libass4:
  Installed: (none)
  Candidate: (none)
  Version table:
     0.10.0-3 -1
        100 /var/lib/dpkg/status
libass5:
  Installed: 1:0.13.4-2
  Candidate: 1:0.13.4-2
  Version table:
 *** 1:0.13.4-2 500
        500 http://ftp.us.debian.org/debian stable/main amd64 Packages
        100 /var/lib/dpkg/status
~