diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index d1de9db..8c078ee 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 7.0aa.  Last change: 2005 Apr 01
+*syntax.txt*	For Vim version 7.0aa.  Last change: 2005 May 18
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1579,6 +1579,14 @@
   mv_finance	 mv_logic	mv_powseries
 
 
+MATHEMATICA			*mma.vim* *mma-syntax* *mathematica-syntax*
+
+Empty *.m files will automatically be presumed to be Matlab files unless you
+have the following in your .vimrc: >
+
+	let filetype_m = "mma"
+
+
 MOO						*moo.vim* *moo-syntax*
 
 If you use C-style comments inside expressions and find it mangles your