diff --git a/eng/mgmt/mgmtmetadata/datafactory_resource-manager.txt b/eng/mgmt/mgmtmetadata/datafactory_resource-manager.txt
index 9df622e5c8cf..2cb9d191ed62 100644
--- a/eng/mgmt/mgmtmetadata/datafactory_resource-manager.txt
+++ b/eng/mgmt/mgmtmetadata/datafactory_resource-manager.txt
@@ -4,11 +4,11 @@ Commencing code generation
 Generating CSharp code
 Executing AutoRest command
 cmd.exe /c autorest.cmd https://github.com/Azure/azure-rest-api-specs/blob/master/specification/datafactory/resource-manager/readme.md --csharp --version=latest --reflect-api-versions --tag=package-2018-06 --csharp-sdks-folder=D:\Projects\azure-sdk-for-net\sdk
-2019-11-26 10:14:48 UTC
+2019-12-03 03:18:35 UTC
 Azure-rest-api-specs repository information
 GitHub fork: Azure
 Branch:      master
-Commit:      51c73f3413f32560f3ce4d2a9fd7d82492e98552
+Commit:      1a9f8e392421b4767e1137586ec95b73c2858097
 AutoRest information
 Requested version: latest
 Bootstrapper version:    autorest@2.0.4407
diff --git a/sdk/datafactory/Microsoft.Azure.Management.DataFactory/src/Generated/Models/SalesforceLinkedService.cs b/sdk/datafactory/Microsoft.Azure.Management.DataFactory/src/Generated/Models/SalesforceLinkedService.cs
index 085fbdb39fbc..2a4640e490b9 100644
--- a/sdk/datafactory/Microsoft.Azure.Management.DataFactory/src/Generated/Models/SalesforceLinkedService.cs
+++ b/sdk/datafactory/Microsoft.Azure.Management.DataFactory/src/Generated/Models/SalesforceLinkedService.cs
@@ -55,17 +55,20 @@ public SalesforceLinkedService()
         /// Salesforce instance.</param>
         /// <param name="securityToken">The security token is required to
         /// remotely access Salesforce instance.</param>
+        /// <param name="apiVersion">The Salesforce API version used in ADF.
+        /// Type: string (or Expression with resultType string).</param>
         /// <param name="encryptedCredential">The encrypted credential used for
         /// authentication. Credentials are encrypted using the integration
         /// runtime credential manager. Type: string (or Expression with
         /// resultType string).</param>
-        public SalesforceLinkedService(IDictionary<string, object> additionalProperties = default(IDictionary<string, object>), IntegrationRuntimeReference connectVia = default(IntegrationRuntimeReference), string description = default(string), IDictionary<string, ParameterSpecification> parameters = default(IDictionary<string, ParameterSpecification>), IList<object> annotations = default(IList<object>), object environmentUrl = default(object), object username = default(object), SecretBase password = default(SecretBase), SecretBase securityToken = default(SecretBase), object encryptedCredential = default(object))
+        public SalesforceLinkedService(IDictionary<string, object> additionalProperties = default(IDictionary<string, object>), IntegrationRuntimeReference connectVia = default(IntegrationRuntimeReference), string description = default(string), IDictionary<string, ParameterSpecification> parameters = default(IDictionary<string, ParameterSpecification>), IList<object> annotations = default(IList<object>), object environmentUrl = default(object), object username = default(object), SecretBase password = default(SecretBase), SecretBase securityToken = default(SecretBase), object apiVersion = default(object), object encryptedCredential = default(object))
             : base(additionalProperties, connectVia, description, parameters, annotations)
         {
             EnvironmentUrl = environmentUrl;
             Username = username;
             Password = password;
             SecurityToken = securityToken;
+            ApiVersion = apiVersion;
             EncryptedCredential = encryptedCredential;
             CustomInit();
         }
@@ -107,6 +110,13 @@ public SalesforceLinkedService()
         [JsonProperty(PropertyName = "typeProperties.securityToken")]
         public SecretBase SecurityToken { get; set; }
 
+        /// <summary>
+        /// Gets or sets the Salesforce API version used in ADF. Type: string
+        /// (or Expression with resultType string).
+        /// </summary>
+        [JsonProperty(PropertyName = "typeProperties.apiVersion")]
+        public object ApiVersion { get; set; }
+
         /// <summary>
         /// Gets or sets the encrypted credential used for authentication.
         /// Credentials are encrypted using the integration runtime credential
diff --git a/sdk/datafactory/Microsoft.Azure.Management.DataFactory/tests/JsonSamples/LinkedServiceJsonSamples.cs b/sdk/datafactory/Microsoft.Azure.Management.DataFactory/tests/JsonSamples/LinkedServiceJsonSamples.cs
index 3f89a5c107c9..55fe7db76252 100644
--- a/sdk/datafactory/Microsoft.Azure.Management.DataFactory/tests/JsonSamples/LinkedServiceJsonSamples.cs
+++ b/sdk/datafactory/Microsoft.Azure.Management.DataFactory/tests/JsonSamples/LinkedServiceJsonSamples.cs
@@ -1127,7 +1127,8 @@ public class LinkedServiceJsonSamples : JsonSampleCollection<LinkedServiceJsonSa
             securityToken: {
                 value : ""fakeToken"",
                 type : ""SecureString""
-            }
+            },
+            apiVersion: ""47.0""
         }
     }
 }";
@@ -1159,7 +1160,8 @@ public class LinkedServiceJsonSamples : JsonSampleCollection<LinkedServiceJsonSa
                     type : ""LinkedServiceReference"",
                     referenceName : ""fakeAKVLinkedService""
                 }
-            }
+            },
+            apiVersion: ""47.0""
         }
     }
 }";