diff --git a/sdk/azure-mgmt/portal/operations/dashboards_operations.py b/sdk/azure-mgmt/portal/operations/dashboards_operations.py
index ca1a108f4725..2368780c66be 100644
--- a/sdk/azure-mgmt/portal/operations/dashboards_operations.py
+++ b/sdk/azure-mgmt/portal/operations/dashboards_operations.py
@@ -22,7 +22,7 @@ class DashboardsOperations(object):
     :param config: Configuration of service client.
     :param serializer: An object model serializer.
     :param deserializer: An object model deserializer.
-    :ivar api_version: The API version to be used with the HTTP request. Constant value: "2015-08-01-preview".
+    :ivar api_version: The API version to be used with the HTTP request. Constant value: "2019-01-01-preview".
     """
 
     models = models
@@ -32,7 +32,7 @@ def __init__(self, client, config, serializer, deserializer):
         self._client = client
         self._serialize = serializer
         self._deserialize = deserializer
-        self.api_version = "2015-08-01-preview"
+        self.api_version = "2019-01-01-preview"
 
         self.config = config
 
diff --git a/sdk/azure-mgmt/portal/operations/operations.py b/sdk/azure-mgmt/portal/operations/operations.py
index 665e26c300f1..2c2178ee889d 100644
--- a/sdk/azure-mgmt/portal/operations/operations.py
+++ b/sdk/azure-mgmt/portal/operations/operations.py
@@ -22,7 +22,7 @@ class Operations(object):
     :param config: Configuration of service client.
     :param serializer: An object model serializer.
     :param deserializer: An object model deserializer.
-    :ivar api_version: The API version to be used with the HTTP request. Constant value: "2015-08-01-preview".
+    :ivar api_version: The API version to be used with the HTTP request. Constant value: "2019-01-01-preview".
     """
 
     models = models
@@ -32,7 +32,7 @@ def __init__(self, client, config, serializer, deserializer):
         self._client = client
         self._serialize = serializer
         self._deserialize = deserializer
-        self.api_version = "2015-08-01-preview"
+        self.api_version = "2019-01-01-preview"
 
         self.config = config
 
diff --git a/sdk/azure-mgmt/portal/portal_client.py b/sdk/azure-mgmt/portal/portal_client.py
index 5e630cb4beff..cdfe34057b05 100644
--- a/sdk/azure-mgmt/portal/portal_client.py
+++ b/sdk/azure-mgmt/portal/portal_client.py
@@ -78,7 +78,7 @@ def __init__(
         super(portalClient, self).__init__(self.config.credentials, self.config)
 
         client_models = {k: v for k, v in models.__dict__.items() if isinstance(v, type)}
-        self.api_version = '2015-08-01-preview'
+        self.api_version = '2019-01-01-preview'
         self._serialize = Serializer(client_models)
         self._deserialize = Deserializer(client_models)