diff --git a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/blob.json b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/blob.json
index 34ecc7a81a30..91d2c67ff3e2 100644
--- a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/blob.json
+++ b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/blob.json
@@ -1564,6 +1564,10 @@
       "enum": [
         "default"
       ],
+      "x-ms-enum": {
+        "name": "ImmutabilityPolicyName",
+        "modelAsString": false
+      },
       "x-ms-parameter-location": "method"
     },
     "BlobServicesName": {
@@ -1575,6 +1579,10 @@
       "enum": [
         "default"
       ],
+      "x-ms-enum": {
+        "name": "BlobServicesName",
+        "modelAsString": false
+      },
       "x-ms-parameter-location": "method"
     }
   },
diff --git a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/file.json b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/file.json
index 5c1291243433..91e57c3c76bd 100644
--- a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/file.json
+++ b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/file.json
@@ -1042,6 +1042,10 @@
       "enum": [
         "default"
       ],
+      "x-ms-enum": {
+        "name": "FileServicesName",
+        "modelAsString": false
+      },
       "x-ms-parameter-location": "method"
     },
     "ShareName": {
diff --git a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/queue.json b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/queue.json
index 4339e0c1594e..1e10eb9dcc03 100644
--- a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/queue.json
+++ b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/queue.json
@@ -525,6 +525,10 @@
       "enum": [
         "default"
       ],
+      "x-ms-enum": {
+        "name": "QueueServiceName",
+        "modelAsString": false
+      },
       "x-ms-parameter-location": "method"
     },
     "QueueName": {
diff --git a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/table.json b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/table.json
index 4b45947cc316..83fec538c0de 100644
--- a/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/table.json
+++ b/specification/storage/resource-manager/Microsoft.Storage/stable/2021-08-01/table.json
@@ -460,6 +460,10 @@
       "enum": [
         "default"
       ],
+      "x-ms-enum": {
+        "name": "TableServiceName",
+        "modelAsString": false
+      },
       "x-ms-parameter-location": "method"
     },
     "TableName": {