diff --git a/doc/source/supported-messaging-drivers.rst b/doc/source/supported-messaging-drivers.rst
index 75c7a844f..5c25ed075 100644
--- a/doc/source/supported-messaging-drivers.rst
+++ b/doc/source/supported-messaging-drivers.rst
@@ -27,7 +27,7 @@ Testing
   of python oslo.messaging currently gates on.
 
 * Must have integration testing including at least 3 popular oslo.messaging
-  dependents, preferrably at the minimum a devstack-gate job with Nova,
+  dependents, preferably at the minimum a devstack-gate job with Nova,
   Cinder, and Neutron.
 
 * All testing above must be voting in the gate of oslo.messaging.
@@ -41,7 +41,7 @@ Documentation
 Support
 ~~~~~~~
 
-* Must have at least two individuals from the community commited to
+* Must have at least two individuals from the community committed to
   triaging and fixing bugs, and responding to test failures in a timely
   manner.
 
diff --git a/oslo_messaging/_drivers/impl_rabbit.py b/oslo_messaging/_drivers/impl_rabbit.py
index 65cbf5793..34a25402c 100644
--- a/oslo_messaging/_drivers/impl_rabbit.py
+++ b/oslo_messaging/_drivers/impl_rabbit.py
@@ -815,7 +815,7 @@ class Connection(object):
             sock.settimeout(orig_timeout)
 
     def _heartbeat_check(self):
-        # NOTE(sileht): we are suposed to send at least one heartbeat
+        # NOTE(sileht): we are supposed to send at least one heartbeat
         # every heartbeat_timeout_threshold, so no need to way more
         with self._transport_socket_timeout(
                 self.heartbeat_timeout_threshold):
diff --git a/oslo_messaging/dispatcher.py b/oslo_messaging/dispatcher.py
index 0d2e44b8c..9d4fdf831 100644
--- a/oslo_messaging/dispatcher.py
+++ b/oslo_messaging/dispatcher.py
@@ -92,7 +92,7 @@ class DispatcherBase(object):
     def _listen(self, transport):
         """Initiate the driver Listener
 
-        Usualy the driver Listener is start with the transport helper methods:
+        Usually the driver Listener is start with the transport helper methods:
 
         * transport._listen()
         * transport._listen_for_notifications()