4 files changed, 5 insertions, 5 deletions

diff --git a/lisp/gnus/ChangeLog.2 b/lisp/gnus/ChangeLog.2
index c1f8769a6b9..ba06c25e9c3 100644
--- a/lisp/gnus/ChangeLog.2
+++ b/lisp/gnus/ChangeLog.2
@@ -12322,7 +12322,7 @@
         * mm-encode.el (mm-encode-content-transfer-encoding): Fix error
         message.  (Gnus does not "default" to using 8bit for the message,
         it default to use 8bit encoding and the user-supplied CTE
-        value.  Calling this behaviour "treating it as 8bit" is perhaps
+        value.  Calling this behavior "treating it as 8bit" is perhaps
         better.)
 
         * mm-bodies.el (mm-body-encoding): Intern encoding if needed
@@ -12607,7 +12607,7 @@
         (imap-remassoc): Copied from `gnus-remassoc'.
         (imap-add-callback): New function.
         (imap-mailbox-expunge, imap-mailbox-close): Support asynchronous
-        behaviour.
+        behavior.
         (imap-parse-response): Call the callback.
 
         * message.el (message-insert-canlock): New variable.
diff --git a/lisp/gnus/gnus-demon.el b/lisp/gnus/gnus-demon.el
index 565be3bcb47..bf7b4db889d 100644
--- a/lisp/gnus/gnus-demon.el
+++ b/lisp/gnus/gnus-demon.el
@@ -1,4 +1,4 @@
-;;; gnus-demon.el --- daemonic Gnus behaviour
+;;; gnus-demon.el --- daemonic Gnus behavior
 
 ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
 ;;   2005, 2006, 2007, 2008 Free Software Foundation, Inc.
diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index 8ccce96656d..0a38ec028c1 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -4543,7 +4543,7 @@ to find out how to use this."
         (apply
          'call-process-region (point-min) (point-max)
          message-qmail-inject-program nil nil nil
-         ;; qmail-inject's default behaviour is to look for addresses on the
+         ;; qmail-inject's default behavior is to look for addresses on the
          ;; command line; if there're none, it scans the headers.
          ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
          ;;
diff --git a/lisp/gnus/rfc2047.el b/lisp/gnus/rfc2047.el
index 89c10a99e08..ea5274798be 100644
--- a/lisp/gnus/rfc2047.el
+++ b/lisp/gnus/rfc2047.el
@@ -291,7 +291,7 @@ Should be called narrowed to the head of the message."
              ;; 8-bit names.  The group name mail copy just got
              ;; unconditionally encoded.  Previously, it would ask
              ;; whether to encode, which was quite confusing for the
-             ;; user.  If the new behaviour is wrong, tell me. I have
+             ;; user.  If the new behavior is wrong, tell me. I have
              ;; left the old code commented out below.
              ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-07.
              ;; Modified by Dave Love, with the commented-out code changed