diff --git a/specification/machinelearningservices/resource-manager/Microsoft.MachineLearningServices/preview/2023-02-01-preview/registries.json b/specification/machinelearningservices/resource-manager/Microsoft.MachineLearningServices/preview/2023-02-01-preview/registries.json
index 097657dfc63d..8b7bfd0bc80b 100644
--- a/specification/machinelearningservices/resource-manager/Microsoft.MachineLearningServices/preview/2023-02-01-preview/registries.json
+++ b/specification/machinelearningservices/resource-manager/Microsoft.MachineLearningServices/preview/2023-02-01-preview/registries.json
@@ -549,6 +549,14 @@
           },
           "x-ms-identifiers": [],
           "x-nullable": true
+        },
+        "managedResourceGroupTags": {
+          "description": "Tags to be applied to the managed resource group associated with this registry.",
+          "type": "object",
+          "additionalProperties": {
+            "type": "string",
+            "x-nullable": true
+          }
         }
       },
       "x-ms-client-name": "RegistryProperties",