diff --git a/runtime/syntax/dcd.vim b/runtime/syntax/dcd.vim
index a566745..bde1d3d 100644
--- a/runtime/syntax/dcd.vim
+++ b/runtime/syntax/dcd.vim
@@ -3,11 +3,8 @@
 " Maintainer:	Christopher Shinn <christopher@lucent.com>
 " Last Change:	2003 Apr 25
 
-" For version 5.x: Clear all syntax items
-" For version 6.x: Quit when a syntax file was already loaded
-if version < 600
-  syntax clear
-elseif exists("b:current_syntax")
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
   finish
 endif
 
@@ -40,25 +37,17 @@
 syn region  dcdComment		start="\*" end="\;"
 
 " Define the default highlighting.
-" For version 5.7 and earlier: only when not done already
-" For version 5.8 and later: only when an item doesn't have highlighting yet
-if version >= 508 || !exists("did_dcd_syntax_inits")
-  if version < 508
-    let did_dcd_syntax_inits = 1
-    command -nargs=+ HiLink hi link <args>
-  else
-    command -nargs=+ HiLink hi def link <args>
-  endif
+" Only when an item doesn't have highlighting yet
+command -nargs=+ HiLink hi def link <args>
 
-  HiLink dcdFunction		Identifier
-  HiLink dcdLabel		Constant
-  HiLink dcdConditional		Conditional
-  HiLink dcdDisplay		Type
-  HiLink dcdStatement		Statement
-  HiLink dcdSpecial		Special
-  HiLink dcdComment		Comment
+HiLink dcdFunction		Identifier
+HiLink dcdLabel		Constant
+HiLink dcdConditional		Conditional
+HiLink dcdDisplay		Type
+HiLink dcdStatement		Statement
+HiLink dcdSpecial		Special
+HiLink dcdComment		Comment
 
-  delcommand HiLink
-endif
+delcommand HiLink
 
 let b:current_syntax = "dcd"