diff --git a/doc/lispref/symbols.texi b/doc/lispref/symbols.texi
index dad29554562..d6b0494d1ad 100644
--- a/doc/lispref/symbols.texi
+++ b/doc/lispref/symbols.texi
@@ -132,7 +132,7 @@ variables.  To define a customizable variable, use the
 (@pxref{Customization}).
 
   In principle, you can assign a variable value to any symbol with
-@code{setq}, whether not it has first been defined as a variable.
+@code{setq}, whether or not it has first been defined as a variable.
 However, you ought to write a variable definition for each global
 variable that you want to use; otherwise, your Lisp program may not
 act correctly if it is evaluated with lexical scoping enabled
diff --git a/etc/HISTORY b/etc/HISTORY
index 6cda28d15a6..f0fd7d6f218 100644
--- a/etc/HISTORY
+++ b/etc/HISTORY
@@ -220,6 +220,8 @@ GNU Emacs 26.2 (2019-04-12) emacs-26.2
 
 GNU Emacs 26.3 (2019-08-28) emacs-26.3
 
+GNU Emacs 27.1 (2020-08-06) emacs-27.1
+
 
 ----------------------------------------------------------------------
 This file is part of GNU Emacs.
diff --git a/lisp/ldefs-boot.el b/lisp/ldefs-boot.el
index bcd8e0d5083..dd363b690f2 100644
--- a/lisp/ldefs-boot.el
+++ b/lisp/ldefs-boot.el
@@ -10608,7 +10608,10 @@ The buffer is expected to contain a mail message." t nil)
 
 (autoload 'epa-mail-sign "epa-mail" "\
 Sign the current buffer.
-The buffer is expected to contain a mail message.
+The buffer is expected to contain a mail message, and signing is
+performed with your default key.
+With prefix argument, asks you to select interactively the key to
+use from your key ring.
 
 \(fn START END SIGNERS MODE)" t nil)