diff --git a/azure-graphrbac/azure/graphrbac/models/application.py b/azure-graphrbac/azure/graphrbac/models/application.py
index 694eaa66deac..ab8a5cabaa01 100644
--- a/azure-graphrbac/azure/graphrbac/models/application.py
+++ b/azure-graphrbac/azure/graphrbac/models/application.py
@@ -58,6 +58,11 @@ class Application(DirectoryObject):
      of required resource access drives the consent experience.
     :type required_resource_access:
      list[~azure.graphrbac.models.RequiredResourceAccess]
+    :param key_credentials: A collection of KeyCredential objects.
+    :type key_credentials: list[~azure.graphrbac.models.KeyCredential]
+    :param password_credentials: A collection of PasswordCredential objects
+    :type password_credentials:
+     list[~azure.graphrbac.models.PasswordCredential]
     """
 
     _validation = {
@@ -81,6 +86,8 @@ class Application(DirectoryObject):
         'homepage': {'key': 'homepage', 'type': 'str'},
         'oauth2_allow_implicit_flow': {'key': 'oauth2AllowImplicitFlow', 'type': 'bool'},
         'required_resource_access': {'key': 'requiredResourceAccess', 'type': '[RequiredResourceAccess]'},
+        'key_credentials': {'key': 'keyCredentials', 'type': '[KeyCredential]'},
+        'password_credentials': {'key': 'passwordCredentials', 'type': '[PasswordCredential]'},
     }
 
     def __init__(self, **kwargs):
@@ -95,4 +102,6 @@ def __init__(self, **kwargs):
         self.homepage = kwargs.get('homepage', None)
         self.oauth2_allow_implicit_flow = kwargs.get('oauth2_allow_implicit_flow', None)
         self.required_resource_access = kwargs.get('required_resource_access', None)
+        self.key_credentials = kwargs.get('key_credentials', None)
+        self.password_credentials = kwargs.get('password_credentials', None)
         self.object_type = 'Application'
diff --git a/azure-graphrbac/azure/graphrbac/models/application_py3.py b/azure-graphrbac/azure/graphrbac/models/application_py3.py
index 77fa6aa3c3b5..8b525e1fb6a8 100644
--- a/azure-graphrbac/azure/graphrbac/models/application_py3.py
+++ b/azure-graphrbac/azure/graphrbac/models/application_py3.py
@@ -58,6 +58,11 @@ class Application(DirectoryObject):
      of required resource access drives the consent experience.
     :type required_resource_access:
      list[~azure.graphrbac.models.RequiredResourceAccess]
+    :param key_credentials: A collection of KeyCredential objects.
+    :type key_credentials: list[~azure.graphrbac.models.KeyCredential]
+    :param password_credentials: A collection of PasswordCredential objects
+    :type password_credentials:
+     list[~azure.graphrbac.models.PasswordCredential]
     """
 
     _validation = {
@@ -81,9 +86,11 @@ class Application(DirectoryObject):
         'homepage': {'key': 'homepage', 'type': 'str'},
         'oauth2_allow_implicit_flow': {'key': 'oauth2AllowImplicitFlow', 'type': 'bool'},
         'required_resource_access': {'key': 'requiredResourceAccess', 'type': '[RequiredResourceAccess]'},
+        'key_credentials': {'key': 'keyCredentials', 'type': '[KeyCredential]'},
+        'password_credentials': {'key': 'passwordCredentials', 'type': '[PasswordCredential]'},
     }
 
-    def __init__(self, *, additional_properties=None, app_id: str=None, app_roles=None, app_permissions=None, available_to_other_tenants: bool=None, display_name: str=None, identifier_uris=None, reply_urls=None, homepage: str=None, oauth2_allow_implicit_flow: bool=None, required_resource_access=None, **kwargs) -> None:
+    def __init__(self, *, additional_properties=None, app_id: str=None, app_roles=None, app_permissions=None, available_to_other_tenants: bool=None, display_name: str=None, identifier_uris=None, reply_urls=None, homepage: str=None, oauth2_allow_implicit_flow: bool=None, required_resource_access=None, key_credentials=None, password_credentials=None, **kwargs) -> None:
         super(Application, self).__init__(additional_properties=additional_properties, **kwargs)
         self.app_id = app_id
         self.app_roles = app_roles
@@ -95,4 +102,6 @@ def __init__(self, *, additional_properties=None, app_id: str=None, app_roles=No
         self.homepage = homepage
         self.oauth2_allow_implicit_flow = oauth2_allow_implicit_flow
         self.required_resource_access = required_resource_access
+        self.key_credentials = key_credentials
+        self.password_credentials = password_credentials
         self.object_type = 'Application'
diff --git a/azure-graphrbac/azure/graphrbac/models/key_credential.py b/azure-graphrbac/azure/graphrbac/models/key_credential.py
index ed56f7672311..c777e448af65 100644
--- a/azure-graphrbac/azure/graphrbac/models/key_credential.py
+++ b/azure-graphrbac/azure/graphrbac/models/key_credential.py
@@ -32,7 +32,7 @@ class KeyCredential(Model):
      'Symmetric'.
     :type type: str
     :param custom_key_identifier: Custom Key Identifier
-    :type custom_key_identifier: bytearray
+    :type custom_key_identifier: str
     """
 
     _attribute_map = {
@@ -43,7 +43,7 @@ class KeyCredential(Model):
         'key_id': {'key': 'keyId', 'type': 'str'},
         'usage': {'key': 'usage', 'type': 'str'},
         'type': {'key': 'type', 'type': 'str'},
-        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'bytearray'},
+        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'str'},
     }
 
     def __init__(self, **kwargs):
diff --git a/azure-graphrbac/azure/graphrbac/models/key_credential_py3.py b/azure-graphrbac/azure/graphrbac/models/key_credential_py3.py
index b6550d8d11de..c9fbf1b8f00b 100644
--- a/azure-graphrbac/azure/graphrbac/models/key_credential_py3.py
+++ b/azure-graphrbac/azure/graphrbac/models/key_credential_py3.py
@@ -32,7 +32,7 @@ class KeyCredential(Model):
      'Symmetric'.
     :type type: str
     :param custom_key_identifier: Custom Key Identifier
-    :type custom_key_identifier: bytearray
+    :type custom_key_identifier: str
     """
 
     _attribute_map = {
@@ -43,10 +43,10 @@ class KeyCredential(Model):
         'key_id': {'key': 'keyId', 'type': 'str'},
         'usage': {'key': 'usage', 'type': 'str'},
         'type': {'key': 'type', 'type': 'str'},
-        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'bytearray'},
+        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'str'},
     }
 
-    def __init__(self, *, additional_properties=None, start_date=None, end_date=None, value: str=None, key_id: str=None, usage: str=None, type: str=None, custom_key_identifier: bytearray=None, **kwargs) -> None:
+    def __init__(self, *, additional_properties=None, start_date=None, end_date=None, value: str=None, key_id: str=None, usage: str=None, type: str=None, custom_key_identifier: str=None, **kwargs) -> None:
         super(KeyCredential, self).__init__(**kwargs)
         self.additional_properties = additional_properties
         self.start_date = start_date
diff --git a/azure-graphrbac/azure/graphrbac/models/password_credential.py b/azure-graphrbac/azure/graphrbac/models/password_credential.py
index 28d9e2709458..44b07ce43a4b 100644
--- a/azure-graphrbac/azure/graphrbac/models/password_credential.py
+++ b/azure-graphrbac/azure/graphrbac/models/password_credential.py
@@ -26,6 +26,8 @@ class PasswordCredential(Model):
     :type key_id: str
     :param value: Key value.
     :type value: str
+    :param custom_key_identifier: Custom Key Identifier
+    :type custom_key_identifier: bytearray
     """
 
     _attribute_map = {
@@ -34,6 +36,7 @@ class PasswordCredential(Model):
         'end_date': {'key': 'endDate', 'type': 'iso-8601'},
         'key_id': {'key': 'keyId', 'type': 'str'},
         'value': {'key': 'value', 'type': 'str'},
+        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'bytearray'},
     }
 
     def __init__(self, **kwargs):
@@ -43,3 +46,4 @@ def __init__(self, **kwargs):
         self.end_date = kwargs.get('end_date', None)
         self.key_id = kwargs.get('key_id', None)
         self.value = kwargs.get('value', None)
+        self.custom_key_identifier = kwargs.get('custom_key_identifier', None)
diff --git a/azure-graphrbac/azure/graphrbac/models/password_credential_py3.py b/azure-graphrbac/azure/graphrbac/models/password_credential_py3.py
index 102f23659286..480bed0b6032 100644
--- a/azure-graphrbac/azure/graphrbac/models/password_credential_py3.py
+++ b/azure-graphrbac/azure/graphrbac/models/password_credential_py3.py
@@ -26,6 +26,8 @@ class PasswordCredential(Model):
     :type key_id: str
     :param value: Key value.
     :type value: str
+    :param custom_key_identifier: Custom Key Identifier
+    :type custom_key_identifier: bytearray
     """
 
     _attribute_map = {
@@ -34,12 +36,14 @@ class PasswordCredential(Model):
         'end_date': {'key': 'endDate', 'type': 'iso-8601'},
         'key_id': {'key': 'keyId', 'type': 'str'},
         'value': {'key': 'value', 'type': 'str'},
+        'custom_key_identifier': {'key': 'customKeyIdentifier', 'type': 'bytearray'},
     }
 
-    def __init__(self, *, additional_properties=None, start_date=None, end_date=None, key_id: str=None, value: str=None, **kwargs) -> None:
+    def __init__(self, *, additional_properties=None, start_date=None, end_date=None, key_id: str=None, value: str=None, custom_key_identifier: bytearray=None, **kwargs) -> None:
         super(PasswordCredential, self).__init__(**kwargs)
         self.additional_properties = additional_properties
         self.start_date = start_date
         self.end_date = end_date
         self.key_id = key_id
         self.value = value
+        self.custom_key_identifier = custom_key_identifier