That's easy to fix. Go into the cpan shell: 
cpan> o conf init cpan_home
cpan>
 <cpan_home>
CPAN build and cache directory? [/root/.cpan]
<ENTER>
cpan> o conf commit 
<ENTER>

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In reply to Re: Problem with CPAN install dir by Khen1950fx
in thread Problem with CPAN install dir by Anonymous Monk

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