diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog
index be82a760a3e..31b4f7fc255 100644
--- a/doc/lispref/ChangeLog
+++ b/doc/lispref/ChangeLog
@@ -1,3 +1,7 @@
+2009-10-31  Glenn Morris  <rgm@gnu.org>
+
+	* nonascii.texi (User-Chosen Coding Systems): Minor reword.  (Bug#4817)
+
 2009-10-16  Kevin Ryde  <user42@zip.com.au>
 
 	* files.texi (Magic File Names): Add @vindex file-name-handler-alist,
diff --git a/doc/lispref/nonascii.texi b/doc/lispref/nonascii.texi
index f0ad49cdb7d..d3bbc2c114f 100644
--- a/doc/lispref/nonascii.texi
+++ b/doc/lispref/nonascii.texi
@@ -1231,8 +1231,9 @@ possible candidates.
 
 @vindex select-safe-coding-system-accept-default-p
 If the variable @code{select-safe-coding-system-accept-default-p} is
-non-@code{nil}, its value overrides the value of
-@var{accept-default-p}.
+non-@code{nil}, it should be a function taking a single argument.
+It is used in place of @var{accept-default-p}, overriding any
+value supplied for this argument.
 
 As a final step, before returning the chosen coding system,
 @code{select-safe-coding-system} checks whether that coding system is