diff --git a/specification/keyvault/data-plane/Microsoft.KeyVault/preview/7.2-preview/keys.json b/specification/keyvault/data-plane/Microsoft.KeyVault/preview/7.2-preview/keys.json
index 2d19a1aa5d13..ab3da6b9af49 100644
--- a/specification/keyvault/data-plane/Microsoft.KeyVault/preview/7.2-preview/keys.json
+++ b/specification/keyvault/data-plane/Microsoft.KeyVault/preview/7.2-preview/keys.json
@@ -1807,6 +1807,23 @@
           "type": "string",
           "format": "base64url",
           "readOnly": true
+        },
+        "iv": {
+          "type": "string",
+          "format": "base64url",
+          "readOnly": true
+        },
+        "tag": {
+          "type": "string",
+          "x-ms-client-name": "authenticationTag",
+          "format": "base64url",
+          "readOnly": true
+        },
+        "aad": {
+          "type": "string",
+          "x-ms-client-name": "additionalAuthenticatedData",
+          "format": "base64url",
+          "readOnly": true
         }
       },
       "description": "The key operation result."