Updated syntax files.
diff --git a/runtime/syntax/yacc.vim b/runtime/syntax/yacc.vim
index 17a1cab..cc1c847 100644
--- a/runtime/syntax/yacc.vim
+++ b/runtime/syntax/yacc.vim
@@ -1,7 +1,7 @@
" Vim syntax file
" Language: Yacc
" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
-" Last Change: Mar 20, 2014
+" Last Change: Nov 14, 2012
" Version: 11
" URL: http://mysite.verizon.net/astronaut/vim/index.html#vimlinks_syntax
"
@@ -42,7 +42,7 @@
" ---------------------------------------------------------------------
" Yacc Clusters: {{{1
syn cluster yaccInitCluster contains=yaccKey,yaccKeyActn,yaccBrkt,yaccType,yaccString,yaccUnionStart,yaccHeader2,yaccComment,yaccDefines,yaccParseParam,yaccParseOption
-syn cluster yaccRulesCluster contains=yaccNonterminal,yaccString,yaccComment
+syn cluster yaccRulesCluster contains=yaccNonterminal,yaccString
" ---------------------------------------------------------------------
" Yacc Sections: {{{1