document -a, Indent
diff --git a/man/man1/acme.1 b/man/man1/acme.1
index b2007ed..a162458 100644
--- a/man/man1/acme.1
+++ b/man/man1/acme.1
@@ -4,6 +4,9 @@
 .SH SYNOPSIS
 .B acme
 [
+.B -abr
+]
+[
 .B -f
 .I varfont
 ]
@@ -16,9 +19,6 @@
 .I ncol
 ]
 [
-.B -br
-]
-[
 .B -l
 .I file
 |
@@ -174,6 +174,16 @@
 left of the bar in a tag are maintained automatically; changes to them are repaired
 by
 .IR acme .
+.PP
+When a window is in autoindent mode
+(see the
+.B Indent
+command below) and a newline character is typed,
+acme copies leading white space on the current line to the new line.
+The option
+.B -a
+causes each window to start in 
+autoindent mode.
 .SS "Directory context
 Each window's tag names a directory: explicitly if the window
 holds a directory; implicitly if it holds a regular file
@@ -352,6 +362,17 @@
 (see
 .IR plumb (7)).
 .TP
+.B Indent
+Set the autoindent mode according to the argument:
+.B on
+and
+.B off
+set the mode for the current window;
+.B ON
+and
+.B OFF
+set the mode for the current window and all future windows.
+.TP
 .B Kill
 Send a
 .B kill
@@ -359,6 +380,15 @@
 .IR acme -initiated
 commands named as arguments.
 .TP
+.B Load
+Restore the state of
+.I acme
+from a file (default
+.BR $home/acme.dump )
+created by the
+.B Dump
+command.
+.TP
 .B Local
 In the Plan 9
 .IR acme ,
@@ -385,15 +415,6 @@
 .\" and to set environment variables such as
 .\" .BR $objtype .
 .TP
-.B Load
-Restore the state of
-.I acme
-from a file (default
-.BR $home/acme.dump )
-created by the
-.B Dump
-command.
-.TP
 .B Look
 Search in body for occurrence of literal text indicated by the argument or,
 if none is given, by the selected text in the body.