diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 88dca60..a9a0cc4 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 8.0.  Last change: 2017 Jan 02
+*options.txt*	For Vim version 8.0.  Last change: 2017 Jan 15
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -5144,7 +5144,7 @@
 			{not in Vi}		*E21*
 	When off the buffer contents cannot be changed.  The 'fileformat' and
 	'fileencoding' options also can't be changed.
-	Can be reset with the |-M| command line argument.
+	Can be reset on startup with the |-M| command line argument.
 
 				*'modified'* *'mod'* *'nomodified'* *'nomod'*
 'modified' 'mod'	boolean	(default off)
@@ -5809,6 +5809,7 @@
 	buffer, unless the 'Z' flag is in 'cpoptions'.
 	{not in Vi:}  When using the ":view" command the 'readonly' option is
 	set for the newly edited buffer.
+	See 'modifiable' for disallowing changes to the buffer.
 
 						*'redrawtime'* *'rdt'*
 'redrawtime' 'rdt'	number	(default 2000)