diff --git a/brewtils/rest/publish_client.py b/brewtils/rest/publish_client.py
index 9712ac09..be96fac2 100644
--- a/brewtils/rest/publish_client.py
+++ b/brewtils/rest/publish_client.py
@@ -158,7 +158,9 @@ def _get_parent_for_request(self):
 
         return Request(id=str(parent.id))
 
-    def register_command(self, topic_name: str, cmd_name: str = None, cmd_func = None) -> Topic:
+    def register_command(
+        self, topic_name: str, cmd_name: str = None, cmd_func=None
+    ) -> Topic:
         """Register a command to subscribe to the topic provided. The subscriber is
         marked as GENERATED, and will be pruned after the system shuts down
 
@@ -200,21 +202,25 @@ def register_command(self, topic_name: str, cmd_name: str = None, cmd_func = Non
                 )
             cmd_name = cmd_func._command.name
 
-        
         return self._easy_client.update_topic(
             topic_name=topic_name,
-            add=self._schema_parser.serialize_subscriber(Subscriber(
-                garden=brewtils.plugin.CONFIG.garden,
-                namespace=brewtils.plugin.CONFIG.namespace,
-                system=brewtils.plugin.CONFIG.name,
-                version=brewtils.plugin.CONFIG.version,
-                instance=brewtils.plugin.CONFIG.instance_name,
-                command=cmd_name,
-                subscriber_type="GENERATED",
-            ), to_string=False),
+            add=self._schema_parser.serialize_subscriber(
+                Subscriber(
+                    garden=brewtils.plugin.CONFIG.garden,
+                    namespace=brewtils.plugin.CONFIG.namespace,
+                    system=brewtils.plugin.CONFIG.name,
+                    version=brewtils.plugin.CONFIG.version,
+                    instance=brewtils.plugin.CONFIG.instance_name,
+                    command=cmd_name,
+                    subscriber_type="GENERATED",
+                ),
+                to_string=False,
+            ),
         )
 
-    def unregister_command(self, topic_name: str, cmd_name: str = None, cmd_func = None) -> Topic:
+    def unregister_command(
+        self, topic_name: str, cmd_name: str = None, cmd_func=None
+    ) -> Topic:
         """Unregister a command to subscribe to the topic provided.
 
         Args:
@@ -256,13 +262,16 @@ def unregister_command(self, topic_name: str, cmd_name: str = None, cmd_func = N
 
         return self._easy_client.update_topic(
             topic_name=topic_name,
-            remove=self._schema_parser.serialize_subscriber(Subscriber(
-                garden=brewtils.plugin.CONFIG.garden,
-                namespace=brewtils.plugin.CONFIG.namespace,
-                system=brewtils.plugin.CONFIG.name,
-                version=brewtils.plugin.CONFIG.version,
-                instance=brewtils.plugin.CONFIG.instance_name,
-                command=cmd_name,
-                subscriber_type="GENERATED",
-            ), to_string=False),
+            remove=self._schema_parser.serialize_subscriber(
+                Subscriber(
+                    garden=brewtils.plugin.CONFIG.garden,
+                    namespace=brewtils.plugin.CONFIG.namespace,
+                    system=brewtils.plugin.CONFIG.name,
+                    version=brewtils.plugin.CONFIG.version,
+                    instance=brewtils.plugin.CONFIG.instance_name,
+                    command=cmd_name,
+                    subscriber_type="GENERATED",
+                ),
+                to_string=False,
+            ),
         )
diff --git a/test/rest/publish_client_test.py b/test/rest/publish_client_test.py
index 1308f1c5..0383a4f2 100644
--- a/test/rest/publish_client_test.py
+++ b/test/rest/publish_client_test.py
@@ -103,14 +103,14 @@ def test_register_command(self, client, easy_client):
         def _cmd(self, x):
             return x
 
-        client.register_command("topic", _cmd)
+        client.register_command(topic_name="topic", cmd_func=_cmd)
 
         easy_client.update_topic.assert_called()
 
     def test_register_command_string(self, client, easy_client):
         self.setup_config()
 
-        client.register_command("topic", "command")
+        client.register_command(topic_name="topic", cmd_name="command")
 
         easy_client.update_topic.assert_called()
 
@@ -121,7 +121,7 @@ def test_unregister_command(self, client, easy_client):
         def _cmd(self, x):
             return x
 
-        client.unregister_command("topic", _cmd)
+        client.unregister_command(topic_name="topic", cmd_func=_cmd)
 
         easy_client.update_topic.assert_called()
 
@@ -139,7 +139,7 @@ def _cmd(self, x):
             return x
 
         with pytest.raises(BrewtilsException):
-            client.register_command("topic", _cmd)
+            client.register_command(topic_name="topic", cmd_func=_cmd)
 
     def test_unregister_command_non_annotated(self, client):
         self.setup_config()
@@ -148,7 +148,7 @@ def _cmd(self, x):
             return x
 
         with pytest.raises(BrewtilsException):
-            client.unregister_command("topic", _cmd)
+            client.unregister_command(topic_name="topic", cmd_func=_cmd)
 
     def test_register_command_no_config(self, client):
 
@@ -157,7 +157,7 @@ def _cmd(self, x):
             return x
 
         with pytest.raises(BrewtilsException):
-            client.register_command("topic", _cmd)
+            client.register_command(topic_name="topic", cmd_func=_cmd)
 
     def test_unregister_command_no_config(self, client):
 
@@ -166,4 +166,4 @@ def _cmd(self, x):
             return x
 
         with pytest.raises(BrewtilsException):
-            client.unregister_command("topic", _cmd)
+            client.unregister_command(topic_name="topic", cmd_func=_cmd)