diff --git a/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models.py b/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models.py
index 7580e35302df..52790e337ac3 100644
--- a/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models.py
+++ b/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models.py
@@ -24254,9 +24254,6 @@ class SalesforceLinkedService(LinkedService):
     :param security_token: The security token is required to remotely access
      Salesforce instance.
     :type security_token: ~azure.mgmt.datafactory.models.SecretBase
-    :param api_version: The Salesforce API version used in ADF. Type: string
-     (or Expression with resultType string).
-    :type api_version: object
     :param encrypted_credential: The encrypted credential used for
      authentication. Credentials are encrypted using the integration runtime
      credential manager. Type: string (or Expression with resultType string).
@@ -24278,7 +24275,6 @@ class SalesforceLinkedService(LinkedService):
         'username': {'key': 'typeProperties.username', 'type': 'object'},
         'password': {'key': 'typeProperties.password', 'type': 'SecretBase'},
         'security_token': {'key': 'typeProperties.securityToken', 'type': 'SecretBase'},
-        'api_version': {'key': 'typeProperties.apiVersion', 'type': 'object'},
         'encrypted_credential': {'key': 'typeProperties.encryptedCredential', 'type': 'object'},
     }
 
@@ -24288,7 +24284,6 @@ def __init__(self, **kwargs):
         self.username = kwargs.get('username', None)
         self.password = kwargs.get('password', None)
         self.security_token = kwargs.get('security_token', None)
-        self.api_version = kwargs.get('api_version', None)
         self.encrypted_credential = kwargs.get('encrypted_credential', None)
         self.type = 'Salesforce'
 
diff --git a/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models_py3.py b/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models_py3.py
index 71a986f2183c..66f26cf36e3e 100644
--- a/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models_py3.py
+++ b/sdk/datafactory/azure-mgmt-datafactory/azure/mgmt/datafactory/models/_models_py3.py
@@ -24254,9 +24254,6 @@ class SalesforceLinkedService(LinkedService):
     :param security_token: The security token is required to remotely access
      Salesforce instance.
     :type security_token: ~azure.mgmt.datafactory.models.SecretBase
-    :param api_version: The Salesforce API version used in ADF. Type: string
-     (or Expression with resultType string).
-    :type api_version: object
     :param encrypted_credential: The encrypted credential used for
      authentication. Credentials are encrypted using the integration runtime
      credential manager. Type: string (or Expression with resultType string).
@@ -24278,17 +24275,15 @@ class SalesforceLinkedService(LinkedService):
         'username': {'key': 'typeProperties.username', 'type': 'object'},
         'password': {'key': 'typeProperties.password', 'type': 'SecretBase'},
         'security_token': {'key': 'typeProperties.securityToken', 'type': 'SecretBase'},
-        'api_version': {'key': 'typeProperties.apiVersion', 'type': 'object'},
         'encrypted_credential': {'key': 'typeProperties.encryptedCredential', 'type': 'object'},
     }
 
-    def __init__(self, *, additional_properties=None, connect_via=None, description: str=None, parameters=None, annotations=None, environment_url=None, username=None, password=None, security_token=None, api_version=None, encrypted_credential=None, **kwargs) -> None:
+    def __init__(self, *, additional_properties=None, connect_via=None, description: str=None, parameters=None, annotations=None, environment_url=None, username=None, password=None, security_token=None, encrypted_credential=None, **kwargs) -> None:
         super(SalesforceLinkedService, self).__init__(additional_properties=additional_properties, connect_via=connect_via, description=description, parameters=parameters, annotations=annotations, **kwargs)
         self.environment_url = environment_url
         self.username = username
         self.password = password
         self.security_token = security_token
-        self.api_version = api_version
         self.encrypted_credential = encrypted_credential
         self.type = 'Salesforce'