diff --git a/Changelog b/Changelog
index bad31b13..6977eac3 100644
--- a/Changelog
+++ b/Changelog
@@ -2722,7 +2722,7 @@ Fixes
 
     Fix contributed by Hong Minhee
 
-* SQS Transport: Fixes KeyError on message acknowledgements (Issue #73).
+* SQS Transport: Fixes KeyError on message acknowledgments (Issue #73).
 
     The SQS transport now uses UUID's for delivery tags, rather than
     a counter.
diff --git a/docs/reference/kombu.simple.rst b/docs/reference/kombu.simple.rst
index b43e2ec8..abba2374 100644
--- a/docs/reference/kombu.simple.rst
+++ b/docs/reference/kombu.simple.rst
@@ -24,7 +24,7 @@
 
         .. attribute:: no_ack
 
-            flag to enable/disable acknowledgements.
+            flag to enable/disable acknowledgments.
 
         .. attribute:: queue
 
@@ -65,7 +65,7 @@
 
         .. attribute:: no_ack
 
-            flag to enable/disable acknowledgements.
+            flag to enable/disable acknowledgments.
 
         .. attribute:: queue
 
diff --git a/kombu/connection.py b/kombu/connection.py
index e265ac59..4cd55d3f 100644
--- a/kombu/connection.py
+++ b/kombu/connection.py
@@ -666,7 +666,7 @@ class Connection(object):
         also it will be used as the default routing key.
 
         :param name: Name of the queue/or a :class:`~kombu.Queue`.
-        :keyword no_ack: Disable acknowledgements. Default is false.
+        :keyword no_ack: Disable acknowledgments. Default is false.
         :keyword queue_opts: Additional keyword arguments passed to the
           constructor of the automatically created
           :class:`~kombu.Queue`.
@@ -689,7 +689,7 @@ class Connection(object):
         Same as :meth:`SimpleQueue`, but configured with buffering
         semantics. The resulting queue and exchange will not be durable, also
         auto delete is enabled. Messages will be transient (not persistent),
-        and acknowledgements are disabled (``no_ack``).
+        and acknowledgments are disabled (``no_ack``).
 
         """
         from .simple import SimpleBuffer