diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index ab5c083..03b8aaa 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 7.4.  Last change: 2016 Apr 10
+*syntax.txt*	For Vim version 7.4.  Last change: 2016 May 28
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -4779,6 +4779,10 @@
 	All fonts used, except for Menu and Tooltip, should be of the same
 	character size as the default font!  Otherwise redrawing problems will
 	occur.
+	To use a font name with an embedded space or other special character,
+	put it in single quotes.  The single quote cannot be used then.
+	Example: >
+	    :hi comment font='Monospace 10'
 
 guifg={color-name}					*highlight-guifg*
 guibg={color-name}					*highlight-guibg*