diff --git a/odins_spear/methods/post.py b/odins_spear/methods/post.py
index 39251a7..ed69701 100644
--- a/odins_spear/methods/post.py
+++ b/odins_spear/methods/post.py
@@ -381,25 +381,6 @@ def group_trunk_group(self, service_provider_id: str, group_id: str, trunk_name:
                           sip_authentication_username: str="", sip_authentication_password: str=""):
         """
         Builds a Trunk Group (TG) in the specified group. 
-        Default fields: 
-            "capacityExceededTrapInitialCalls":0,
-            "capacityExceededTrapOffsetCalls":0,
-            "clidSourceForScreenedCallsPolicy":"Profile Name Profile Number",
-            "continuousOptionsSendingIntervalSeconds":30,
-            "failureOptionsSendingIntervalSeconds":10,
-            "failureThresholdCounter":1,
-            "invitationTimeout":6,
-            "inviteFailureThresholdCounter":1,
-            "inviteFailureThresholdWindowSeconds":30,
-            "pilotUserCallOptimizationPolicy":"Optimize For User Services",
-            "pilotUserCallingLineAssertedIdentityPolicy":"Unscreened Originating Calls",
-            "pilotUserCallingLineIdentityForEmergencyCallsPolicy":"No Calls",
-            "pilotUserCallingLineIdentityForExternalCallsPolicy":"No Calls",
-            "pilotUserChargeNumberPolicy":"No Calls",
-            "requireAuthentication":"false",
-            "successThresholdCounter":1,
-            "useSystemUserLookupPolicy":"true",
-            "userLookupPolicy":"Basic"
 
         Args:
             service_provider_id (str): The service provider ID in which the target group is built.
@@ -424,10 +405,6 @@ def group_trunk_group(self, service_provider_id: str, group_id: str, trunk_name:
         payload["serviceProviderId"] = service_provider_id
         payload["groupId"] = group_id
 
-        if payload["requireAuthentication"] == "true":
-            payload["sipAuthenticationUserName"] = sip_authentication_username
-            payload["sipAuthenticationPassword"] = sip_authentication_password
-
         default_payload_values = {
             "capacityExceededTrapInitialCalls": 0, 
             "capacityExceededTrapOffsetCalls": 0,
@@ -451,6 +428,10 @@ def group_trunk_group(self, service_provider_id: str, group_id: str, trunk_name:
         for key, default_value in default_payload_values.items():
             payload.setdefault(key, default_value)
 
+        if payload["requireAuthentication"] == "true":
+            payload["sipAuthenticationUserName"] = sip_authentication_username
+            payload["sipAuthenticationPassword"] = sip_authentication_password
+
         return self.requester.post(endpoint, data=payload)
 
 #TWO STAGE DIALING
diff --git a/odins_spear/methods/put.py b/odins_spear/methods/put.py
index b30debd..7e5cbd7 100644
--- a/odins_spear/methods/put.py
+++ b/odins_spear/methods/put.py
@@ -1048,16 +1048,15 @@ def user_services(self, user_id: str, services: list =None, service_packs: list
 #TRUNK GROUPS
 
     def group_trunk_groups_call_capacity(self, service_provider_id: str, group_id: str, max_active_calls: int=None,
-                                         max_available_active_calls: int=None, bursting_max_active_calls: int=None, 
-                                         number_of_bursting_btlus: int=None):
+                                         bursting_max_active_calls: int=None, number_of_bursting_btlus: int=None):
         """
         Updates the trunking call capacity in the specified group. 
+        NOTE: The max available active calls cannot be changed here. Please see service_providers_trunk_group_call_capacity to update this.
 
         Args:
             service_provider_id (str): Service provider ID where the target group is built
             group_id (str): Group ID whose trunk group call capacity needs updating
             max_active_calls (int, optional): The max active calls for the group. 
-            max_available_active_calls (int, optional): The max available active calls for the group. 
             bursting_max_active_calls (int, optional): The bursting max active calls for the group.
             number_of_bursting_btlus (int, optional): The number of Business Trunking License Units for bursting. 
 
@@ -1074,8 +1073,6 @@ def group_trunk_groups_call_capacity(self, service_provider_id: str, group_id: s
 
         if max_active_calls:
             updates["maxActiveCalls"] = max_active_calls
-        if max_available_active_calls:
-            updates["maxAvailableActiveCalls"] = max_available_active_calls
         if bursting_max_active_calls:
             updates["burstingMaxActiveCalls"] = bursting_max_active_calls
         if number_of_bursting_btlus:
@@ -1084,13 +1081,14 @@ def group_trunk_groups_call_capacity(self, service_provider_id: str, group_id: s
         return self.requester.put(endpoint, data=updates)
 
 
-    def group_trunk_group(self, service_provider_id: str, group_id: str, updates: dict):
+    def group_trunk_group(self, service_provider_id: str, group_id: str, trunk_group_name: str, updates: dict):
         """
         Updates trunk group (TG) information.
 
         Args: 
             service_provider_id (str): Service provider ID where the target group is built
             group_id (str): Group ID whose trunk group call capacity needs updating
+            trunk_group_name (str): The name of the trunk group that is being updated. 
             updates (dict): Updates to be applied to the TG. 
 
         Returns:
@@ -1101,6 +1099,7 @@ def group_trunk_group(self, service_provider_id: str, group_id: str, updates: di
 
         updates["serviceProviderId"] = service_provider_id
         updates["groupId"] = group_id
+        updates["name"] = trunk_group_name
 
         return self.requester.put(endpoint, data=updates)