diff --git a/neutron/services/trunk/rules.py b/neutron/services/trunk/rules.py
index 5778325c511..e250a8aae40 100644
--- a/neutron/services/trunk/rules.py
+++ b/neutron/services/trunk/rules.py
@@ -24,7 +24,7 @@ from neutron.objects import trunk as trunk_objects
 from neutron.services.trunk import exceptions as trunk_exc
 
 
-# This layer is introduced for keeping busines logic and
+# This layer is introduced for keeping business logic and
 # data persistence decoupled.