UserWarning: Bad key "font.latex.package"

Hi all,

How can I get rid of this warnings ?

import matplotlib

/usr/lib64/python2.4/site-packages/matplotlib/__init__.py:892:
UserWarning: Bad key "font.latex.package" on line 118 in
/home/nwagner/.matplotlib/matplotlibrc
  warnings.warn('Bad key "%s" on line %d in %s' % (key, cnt, fname))
/usr/lib64/python2.4/site-packages/matplotlib/__init__.py:892:
UserWarning: Bad key "text.tex.engine" on line 127 in
/home/nwagner/.matplotlib/matplotlibrc
  warnings.warn('Bad key "%s" on line %d in %s' % (key, cnt, fname))

matplotlib.__version__

'0.86.2'

Nils