I have been told that the newest package 1.8.2 is available. But I am not able to upgrade m17n-db package.
# apt-get --only-upgrade install m17n-db
Reading package lists... Done
Building dependency tree
Reading state information... Done
m17n-db is already the newest version (1.8.0-3).
I tried "apt-get update" command and it still shows the version 1.8.0