diff --git a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster.py b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster.py
index 622b3450c0e5..0319ef151af0 100644
--- a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster.py
+++ b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster.py
@@ -67,6 +67,9 @@ class ManagedCluster(Resource):
     :param aad_profile: Profile of Azure Active Directory configuration.
     :type aad_profile:
      ~azure.mgmt.containerservice.v2018_03_31.models.ManagedClusterAADProfile
+    :param api_server_authorized_ip_ranges: Authorized IP Ranges to kubernetes
+     API server.
+    :type api_server_authorized_ip_ranges: list[str]
     """
 
     _validation = {
@@ -97,6 +100,7 @@ class ManagedCluster(Resource):
         'enable_rbac': {'key': 'properties.enableRBAC', 'type': 'bool'},
         'network_profile': {'key': 'properties.networkProfile', 'type': 'ContainerServiceNetworkProfile'},
         'aad_profile': {'key': 'properties.aadProfile', 'type': 'ManagedClusterAADProfile'},
+        'api_server_authorized_ip_ranges': {'key': 'properties.apiServerAuthorizedIPRanges', 'type': '[str]'},
     }
 
     def __init__(self, **kwargs):
@@ -113,3 +117,4 @@ def __init__(self, **kwargs):
         self.enable_rbac = kwargs.get('enable_rbac', None)
         self.network_profile = kwargs.get('network_profile', None)
         self.aad_profile = kwargs.get('aad_profile', None)
+        self.api_server_authorized_ip_ranges = kwargs.get('api_server_authorized_ip_ranges', None)
diff --git a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster_py3.py b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster_py3.py
index 706e0f347849..5d469d9cabc2 100644
--- a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster_py3.py
+++ b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_03_31/models/managed_cluster_py3.py
@@ -67,6 +67,9 @@ class ManagedCluster(Resource):
     :param aad_profile: Profile of Azure Active Directory configuration.
     :type aad_profile:
      ~azure.mgmt.containerservice.v2018_03_31.models.ManagedClusterAADProfile
+    :param api_server_authorized_ip_ranges: Authorized IP Ranges to kubernetes
+     API server.
+    :type api_server_authorized_ip_ranges: list[str]
     """
 
     _validation = {
@@ -97,9 +100,10 @@ class ManagedCluster(Resource):
         'enable_rbac': {'key': 'properties.enableRBAC', 'type': 'bool'},
         'network_profile': {'key': 'properties.networkProfile', 'type': 'ContainerServiceNetworkProfile'},
         'aad_profile': {'key': 'properties.aadProfile', 'type': 'ManagedClusterAADProfile'},
+        'api_server_authorized_ip_ranges': {'key': 'properties.apiServerAuthorizedIPRanges', 'type': '[str]'},
     }
 
-    def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dns_prefix: str=None, agent_pool_profiles=None, linux_profile=None, service_principal_profile=None, addon_profiles=None, enable_rbac: bool=None, network_profile=None, aad_profile=None, **kwargs) -> None:
+    def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dns_prefix: str=None, agent_pool_profiles=None, linux_profile=None, service_principal_profile=None, addon_profiles=None, enable_rbac: bool=None, network_profile=None, aad_profile=None, api_server_authorized_ip_ranges=None, **kwargs) -> None:
         super(ManagedCluster, self).__init__(location=location, tags=tags, **kwargs)
         self.provisioning_state = None
         self.kubernetes_version = kubernetes_version
@@ -113,3 +117,4 @@ def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dn
         self.enable_rbac = enable_rbac
         self.network_profile = network_profile
         self.aad_profile = aad_profile
+        self.api_server_authorized_ip_ranges = api_server_authorized_ip_ranges
diff --git a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster.py b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster.py
index 554e00888876..8864f98b7a6d 100644
--- a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster.py
+++ b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster.py
@@ -66,6 +66,9 @@ class ManagedCluster(Resource):
     :param aad_profile: Profile of Azure Active Directory configuration.
     :type aad_profile:
      ~azure.mgmt.containerservice.v2018_08_01_preview.models.ManagedClusterAADProfile
+    :param api_server_authorized_ip_ranges: Authorized IP Ranges to kubernetes
+     API server.
+    :type api_server_authorized_ip_ranges: list[str]
     """
 
     _validation = {
@@ -96,6 +99,7 @@ class ManagedCluster(Resource):
         'enable_rbac': {'key': 'properties.enableRBAC', 'type': 'bool'},
         'network_profile': {'key': 'properties.networkProfile', 'type': 'ContainerServiceNetworkProfile'},
         'aad_profile': {'key': 'properties.aadProfile', 'type': 'ManagedClusterAADProfile'},
+        'api_server_authorized_ip_ranges': {'key': 'properties.apiServerAuthorizedIPRanges', 'type': '[str]'},
     }
 
     def __init__(self, **kwargs):
@@ -112,3 +116,4 @@ def __init__(self, **kwargs):
         self.enable_rbac = kwargs.get('enable_rbac', None)
         self.network_profile = kwargs.get('network_profile', None)
         self.aad_profile = kwargs.get('aad_profile', None)
+        self.api_server_authorized_ip_ranges = kwargs.get('api_server_authorized_ip_ranges', None)
diff --git a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster_py3.py b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster_py3.py
index 710286bd0a9f..04d1589d1184 100644
--- a/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster_py3.py
+++ b/azure-mgmt-containerservice/azure/mgmt/containerservice/v2018_08_01_preview/models/managed_cluster_py3.py
@@ -66,6 +66,9 @@ class ManagedCluster(Resource):
     :param aad_profile: Profile of Azure Active Directory configuration.
     :type aad_profile:
      ~azure.mgmt.containerservice.v2018_08_01_preview.models.ManagedClusterAADProfile
+    :param api_server_authorized_ip_ranges: Authorized IP Ranges to kubernetes
+     API server.
+    :type api_server_authorized_ip_ranges: list[str]
     """
 
     _validation = {
@@ -96,9 +99,10 @@ class ManagedCluster(Resource):
         'enable_rbac': {'key': 'properties.enableRBAC', 'type': 'bool'},
         'network_profile': {'key': 'properties.networkProfile', 'type': 'ContainerServiceNetworkProfile'},
         'aad_profile': {'key': 'properties.aadProfile', 'type': 'ManagedClusterAADProfile'},
+        'api_server_authorized_ip_ranges': {'key': 'properties.apiServerAuthorizedIPRanges', 'type': '[str]'},
     }
 
-    def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dns_prefix: str=None, agent_pool_profiles=None, linux_profile=None, service_principal_profile=None, addon_profiles=None, enable_rbac: bool=None, network_profile=None, aad_profile=None, **kwargs) -> None:
+    def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dns_prefix: str=None, agent_pool_profiles=None, linux_profile=None, service_principal_profile=None, addon_profiles=None, enable_rbac: bool=None, network_profile=None, aad_profile=None, api_server_authorized_ip_ranges=None, **kwargs) -> None:
         super(ManagedCluster, self).__init__(location=location, tags=tags, **kwargs)
         self.provisioning_state = None
         self.kubernetes_version = kubernetes_version
@@ -112,3 +116,4 @@ def __init__(self, *, location: str, tags=None, kubernetes_version: str=None, dn
         self.enable_rbac = enable_rbac
         self.network_profile = network_profile
         self.aad_profile = aad_profile
+        self.api_server_authorized_ip_ranges = api_server_authorized_ip_ranges