diff --git a/sdk/synapse/arm-synapse/package.json b/sdk/synapse/arm-synapse/package.json
index d7ccd7004623..09b9ba2d6f5b 100644
--- a/sdk/synapse/arm-synapse/package.json
+++ b/sdk/synapse/arm-synapse/package.json
@@ -27,7 +27,7 @@
     "rollup-plugin-sourcemaps": "^0.4.2",
     "uglify-js": "^3.6.0"
   },
-  "homepage": "https://github.com/Azure/azure-sdk-for-js/tree/feature/v4/sdk/synapse/arm-synapse",
+  "homepage": "https://github.com/Azure/azure-sdk-for-js/tree/master/sdk/synapse/arm-synapse",
   "repository": {
     "type": "git",
     "url": "https://github.com/Azure/azure-sdk-for-js.git"
diff --git a/sdk/synapse/arm-synapse/src/models/index.ts b/sdk/synapse/arm-synapse/src/models/index.ts
index 14942a29b6bd..122cf907204a 100644
--- a/sdk/synapse/arm-synapse/src/models/index.ts
+++ b/sdk/synapse/arm-synapse/src/models/index.ts
@@ -5321,6 +5321,11 @@ export interface EventHubDataConnection {
    * 'Deleting', 'Succeeded', 'Failed', 'Moving', 'Canceled'
    */
   provisioningState?: ResourceProvisioningState;
+  /**
+   * The resource ID of a managed identity (system or user assigned) to be used to authenticate
+   * with event hub.
+   */
+  managedIdentityResourceId?: string;
 }
 
 /**
diff --git a/sdk/synapse/arm-synapse/src/models/mappers.ts b/sdk/synapse/arm-synapse/src/models/mappers.ts
index bc21edf4f844..8ef3f406a699 100644
--- a/sdk/synapse/arm-synapse/src/models/mappers.ts
+++ b/sdk/synapse/arm-synapse/src/models/mappers.ts
@@ -7771,6 +7771,12 @@ export const EventHubDataConnection: msRest.CompositeMapper = {
         type: {
           name: "String"
         }
+      },
+      managedIdentityResourceId: {
+        serializedName: "properties.managedIdentityResourceId",
+        type: {
+          name: "String"
+        }
       }
     }
   }