diff --git a/awx/main/management/commands/list_instances.py b/awx/main/management/commands/list_instances.py
index 2e6af440f7..d2f11b6e14 100644
--- a/awx/main/management/commands/list_instances.py
+++ b/awx/main/management/commands/list_instances.py
@@ -3,6 +3,7 @@
 
 from awx.main.models import Instance, InstanceGroup
 from django.core.management.base import BaseCommand
+import six
 
 
 class Command(BaseCommand):
@@ -13,10 +14,11 @@ class Command(BaseCommand):
         super(Command, self).__init__()
 
         for instance in Instance.objects.all():
-            print("hostname: {}; created: {}; heartbeat: {}; capacity: {}".format(instance.hostname, instance.created,
-                                                                                  instance.modified, instance.capacity))
+            print(six.text_type(
+                "hostname: {0.hostname}; created: {0.created}; "
+                "heartbeat: {0.modified}; capacity: {0.capacity}").format(instance))
         for instance_group in InstanceGroup.objects.all():
-            print("Instance Group: {}; created: {}; capacity: {}; members: {}".format(instance_group.name,
-                                                                                      instance_group.created,
-                                                                                      instance_group.capacity,
-                                                                                      [x.hostname for x in instance_group.instances.all()]))
+            print(six.text_type(
+                "Instance Group: {0.name}; created: {0.created}; "
+                "capacity: {0.capacity}; members: {1}").format(instance_group,
+                                                               [x.hostname for x in instance_group.instances.all()]))
diff --git a/awx/main/management/commands/register_queue.py b/awx/main/management/commands/register_queue.py
index 85c7842381..5f252a4637 100644
--- a/awx/main/management/commands/register_queue.py
+++ b/awx/main/management/commands/register_queue.py
@@ -19,11 +19,11 @@ class InstanceNotFound(Exception):
 class Command(BaseCommand):
 
     def add_arguments(self, parser):
-        parser.add_argument('--queuename', dest='queuename', type=str,
+        parser.add_argument('--queuename', dest='queuename', type=lambda s: six.text_type(s, 'utf8'),
                             help='Queue to create/update')
-        parser.add_argument('--hostnames', dest='hostnames', type=str,
+        parser.add_argument('--hostnames', dest='hostnames', type=lambda s: six.text_type(s, 'utf8'),
                             help='Comma-Delimited Hosts to add to the Queue')
-        parser.add_argument('--controller', dest='controller', type=str,
+        parser.add_argument('--controller', dest='controller', type=lambda s: six.text_type(s, 'utf8'),
                             default='', help='The controlling group (makes this an isolated group)')
         parser.add_argument('--instance_percent', dest='instance_percent', type=int, default=0,
                             help='The percentage of active instances that will be assigned to this group'),
@@ -96,7 +96,7 @@ class Command(BaseCommand):
         if options.get('hostnames'):
             hostname_list = options.get('hostnames').split(",")
 
-        with advisory_lock('instance_group_registration_%s' % queuename):
+        with advisory_lock(six.text_type('instance_group_registration_{}').format(queuename)):
             (ig, created, changed) = self.get_create_update_instance_group(queuename, inst_per, inst_min)
             if created:
                 print(six.text_type("Creating instance group {}".format(ig.name)))