SELinux: package 'selinux-policy-default' failed to install

[Bruno Costacurta]

Hello,
I have the following error when trying to install a package contain policies 
for SELinux :

....
sudo apt-get install selinux-policy-default
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
  selinux-policy-default
0 upgraded, 1 newly installed, 0 to remove and 32 not upgraded.
Need to get 0B/257kB of archives.
After unpacking 2896kB of additional disk space will be used.
Selecting previously deselected package selinux-policy-default.
(Reading database ... 91422 files and directories currently installed.)
Unpacking selinux-policy-default 
(from .../selinux-policy-default_1%3a1.26-7_all.deb) ...
Setting up selinux-policy-default (1.26-7) ...
Loading Policy ...
/usr/sbin/load_policy:  Warning!  Policy file argument 
(/etc/selinux/./policy/policy.15) is no longer supported, installed policy is 
always loaded.  Continuing...
libsepol.policydb_write: Discarding booleans and conditional rules
libsepol.policydb_write: Discarding booleans and conditional rules

/usr/sbin/load_policy:  Can't load policy:  No such file or directory
make: *** [tmp/load] Error 2
.....

Thanks for attention or any clue,
Bruno