Update runtime files.
diff --git a/runtime/ftplugin/hamster.vim b/runtime/ftplugin/hamster.vim
index 6c0630f..5446e72 100644
--- a/runtime/ftplugin/hamster.vim
+++ b/runtime/ftplugin/hamster.vim
@@ -2,7 +2,7 @@
 " Language:    Hamster Script
 " Version:     2.0.6.0
 " Maintainer:  David Fishburn <dfishburn dot vim at gmail dot com>
-" Last Change: 2017 Mar 18
+" Last Change: 2021 Jan 19
 
 " Only do this when not done yet for this buffer
 if exists("b:did_ftplugin")
@@ -57,6 +57,9 @@
 endif
 
 setlocal ignorecase
+
 let &cpo = s:cpo_save
 unlet s:cpo_save
-setlocal cpo+=M		" makes \%( match \)
+
+" Disabled, 'cpo' is a global option.
+" setlocal cpo+=M		" makes \%( match \)