diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 918e1b7..193e323 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 7.4.  Last change: 2014 Dec 17
+*options.txt*	For Vim version 7.4.  Last change: 2015 Jan 27
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1316,6 +1316,8 @@
 	nofile only:	The buffer name is fixed, it is not handled like a
 			file name.  It is not modified in response to a |:cd|
 			command.
+	nofile only:	When using ":e bufname" and already editing "bufname"
+			nothing changes, since there is no file to edit.
 							*E676*
 	"acwrite" implies that the buffer name is not related to a file, like
 	"nofile", but it will be written.  Thus, in contrast to "nofile" and