diff --git a/runtime/syntax/dylanlid.vim b/runtime/syntax/dylanlid.vim
new file mode 100644
index 0000000..ec7b401
--- /dev/null
+++ b/runtime/syntax/dylanlid.vim
@@ -0,0 +1,42 @@
+" Vim syntax file
+" Language:	Dylan Library Interface Files
+" Authors:	Justus Pendleton <justus@acm.org>
+"		Brent Fulgham <bfulgham@debian.org>
+" Last Change:	Fri Sep 29 13:50:20 PDT 2000
+"
+
+" 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
+
+syn case ignore
+
+syn region	dylanlidInfo		matchgroup=Statement start="^" end=":" oneline
+syn region	dylanlidEntry		matchgroup=Statement start=":%" end="$" oneline
+
+syn sync	lines=50
+
+" 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_dylan_lid_syntax_inits")
+  if version < 508
+    let did_dylan_lid_syntax_inits = 1
+    command -nargs=+ HiLink hi link <args>
+  else
+    command -nargs=+ HiLink hi def link <args>
+  endif
+
+  HiLink dylanlidInfo		Type
+  HiLink dylanlidEntry		String
+
+  delcommand HiLink
+endif
+
+let b:current_syntax = "dylanlid"
+
+" vim:ts=8