diff --git a/runtime/ftplugin/perl.vim b/runtime/ftplugin/perl.vim
index 1d94853..fbfc0e5 100644
--- a/runtime/ftplugin/perl.vim
+++ b/runtime/ftplugin/perl.vim
@@ -2,7 +2,7 @@
 " Language:     Perl
 " Maintainer:   Andy Lester <andy@petdance.com>
 " URL:          http://github.com/petdance/vim-perl
-" Last Change:  2009-08-14
+" Last Change:  2012 Mar 11
 
 if exists("b:did_ftplugin") | finish | endif
 let b:did_ftplugin = 1
@@ -69,3 +69,4 @@
 
 " Restore the saved compatibility options.
 let &cpo = s:save_cpo
+unlet s:save_cpo