diff --git a/runtime/syntax/eruby.vim b/runtime/syntax/eruby.vim
new file mode 100644
index 0000000..85b3cfb
--- /dev/null
+++ b/runtime/syntax/eruby.vim
@@ -0,0 +1,62 @@
+" Vim syntax file
+" Language:	eRuby
+" Maintainer:	Doug Kearns <djkea2 at gus.gscit.monash.edu.au>
+" Info:		$Id$
+" URL:		http://vim-ruby.sourceforge.net
+" Anon CVS:	See above site
+" Licence:	GPL (http://www.gnu.org)
+" Disclaimer:
+"    This program is distributed in the hope that it will be useful,
+"    but WITHOUT ANY WARRANTY; without even the implied warranty of
+"    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+"    GNU General Public License for more details.
+" ----------------------------------------------------------------------------
+
+" 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")
+  finish
+endif
+
+if !exists("main_syntax")
+  let main_syntax = 'eruby'
+endif
+
+if version < 600
+  so <sfile>:p:h/html.vim
+  syn include @rubyTop <sfile>:p:h/ruby.vim
+else
+  runtime! syntax/html.vim
+  unlet b:current_syntax
+  syn include @rubyTop syntax/ruby.vim
+endif
+
+syn region erubyOneLiner matchgroup=erubyDelimiter start="^\s*\zs%" end="$"  contains=@rubyTop,erubyDelimiter keepend
+syn region erubyBlock    matchgroup=erubyDelimiter start="<%=\="    end="%>" contains=@rubyTop containedin=ALLBUT,erubyComment keepend 
+syn region erubyComment  matchgroup=erubyDelimiter start="<%#"      end="%>" keepend
+
+" 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_eruby_syntax_inits")
+  if version < 508
+    let did_ruby_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink erubyDelimiter		Delimiter
+  HiLink erubyComment		Comment
+
+  delcommand HiLink
+endif
+let b:current_syntax = "eruby"
+
+if main_syntax == 'eruby'
+  unlet main_syntax
+endif
+
+" vim: sw=2 sts=2 ts=8 ff=unix nowrap: