diff --git a/runtime/syntax/sql.vim b/runtime/syntax/sql.vim
index 7ba20f3..6de3f4a 100644
--- a/runtime/syntax/sql.vim
+++ b/runtime/syntax/sql.vim
@@ -10,11 +10,8 @@
 "              If the above exist, it will source the type specified.
 "              If none exist, it will source the default sql.vim file.
 "
-" 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