RAW format of PENTAX K5

I didn't find the update to enable me to treat my Pentax K5 raw (.pef) formated pictures.
It works well for the raw formated pictures of my old Pentax K20D, but not for the recent K5.
Could some one help me ?

Forums: 

Pentax K5 images works fine

Pentax K5 images works fine since LibRaw 0.11.2 released on November 11, 2010.

-- Alex Tutubalin