diff --git a/runtime/syntax/php.vim b/runtime/syntax/php.vim
index f86a32f..34b0b6a 100644
--- a/runtime/syntax/php.vim
+++ b/runtime/syntax/php.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language: php PHP 3/4/5/7
 " Maintainer: Jason Woofenden <jason@jasonwoof.com>
-" Last Change: Jul 27, 2016
+" Last Change: Dec 11, 2016
 " URL: https://jasonwoof.com/gitweb/?p=vim-syntax.git;a=blob;f=php.vim;hb=HEAD
 " Former Maintainers: Peter Hodge <toomuchphp-vim@yahoo.com>
 "         Debian VIM Maintainers <pkg-vim-maintainers@lists.alioth.debian.org>
@@ -495,7 +495,7 @@
 " Highlighting for __autoload slightly different from line above
 syntax keyword phpSpecialFunction containedin=ALLBUT,phpComment,phpStringDouble,phpStringSingle,phpIdentifier,phpMethodsVar
   \ __autoload
-highlight link phpSpecialFunction phpOperator
+hi def link phpSpecialFunction phpOperator
 
 " Highlighting for PHP5's built-in classes
 " - built-in classes harvested from get_declared_classes() in 5.1.4
@@ -518,14 +518,14 @@
   \ DOMCharacterData DOMAttr DOMElement DOMText DOMComment DOMTypeinfo DOMUserDataHandler
   \ DOMLocator DOMConfiguration DOMCdataSection DOMDocumentType DOMNotation DOMEntity
   \ DOMEntityReference DOMProcessingInstruction DOMStringExtend DOMXPath
-highlight link phpClasses phpFunctions
+hi def link phpClasses phpFunctions
 
 " Highlighting for PHP5's built-in interfaces
 " - built-in classes harvested from get_declared_interfaces() in 5.1.4
 syntax keyword phpInterfaces containedin=ALLBUT,phpComment,phpStringDouble,phpStringSingle,phpIdentifier,phpMethodsVar
   \ Iterator IteratorAggregate RecursiveIterator OuterIterator SeekableIterator
   \ Traversable ArrayAccess Serializable Countable SplObserver SplSubject Reflector
-highlight link phpInterfaces phpConstant
+hi def link phpInterfaces phpConstant
 
 " option defaults:
 if ! exists('php_special_functions')
@@ -553,7 +553,7 @@
 if php_alt_assignByReference
     " special highlighting for '=&' operator
     syntax match phpAssignByRef /=\s*&/ containedin=ALLBUT,phpComment,phpStringDouble,phpStringSingle
-    highlight link phpAssignByRef Type
+    hi def link phpAssignByRef Type
 endif
 
 if php_alt_comparisons
@@ -565,7 +565,7 @@
   syntax case ignore
   syntax keyword phpComparison instanceof contained containedin=phpRegion
 
-  hi link phpComparison Statement
+  hi def link phpComparison Statement
 endif
 
 " ================================================================
@@ -645,21 +645,21 @@
 hi def link phpDocTodo Todo
 hi def link phpMemberSelector  Structure
 if exists("php_oldStyle")
-hi  phpIntVar guifg=Red ctermfg=DarkRed
-hi  phpEnvVar guifg=Red ctermfg=DarkRed
-hi  phpOperator guifg=SeaGreen ctermfg=DarkGreen
-hi  phpVarSelector guifg=SeaGreen ctermfg=DarkGreen
-hi  phpRelation guifg=SeaGreen ctermfg=DarkGreen
-hi  phpIdentifier guifg=DarkGray ctermfg=Brown
-hi  phpIdentifierSimply guifg=DarkGray ctermfg=Brown
+  hi def phpIntVar guifg=Red ctermfg=DarkRed
+  hi def phpEnvVar guifg=Red ctermfg=DarkRed
+  hi def phpOperator guifg=SeaGreen ctermfg=DarkGreen
+  hi def phpVarSelector guifg=SeaGreen ctermfg=DarkGreen
+  hi def phpRelation guifg=SeaGreen ctermfg=DarkGreen
+  hi def phpIdentifier guifg=DarkGray ctermfg=Brown
+  hi def phpIdentifierSimply guifg=DarkGray ctermfg=Brown
 else
-hi def link phpIntVar Identifier
-hi def link phpEnvVar Identifier
-hi def link phpOperator Operator
-hi def link phpVarSelector  Operator
-hi def link phpRelation Operator
-hi def link phpIdentifier Identifier
-hi def link phpIdentifierSimply Identifier
+  hi def link phpIntVar Identifier
+  hi def link phpEnvVar Identifier
+  hi def link phpOperator Operator
+  hi def link phpVarSelector  Operator
+  hi def link phpRelation Operator
+  hi def link phpIdentifier Identifier
+  hi def link phpIdentifierSimply Identifier
 endif