diff --git a/specification/databox/resource-manager/Microsoft.DataBox/stable/2020-11-01/databox.json b/specification/databox/resource-manager/Microsoft.DataBox/stable/2020-11-01/databox.json
index 068771392d92..c0eed28a86b5 100644
--- a/specification/databox/resource-manager/Microsoft.DataBox/stable/2020-11-01/databox.json
+++ b/specification/databox/resource-manager/Microsoft.DataBox/stable/2020-11-01/databox.json
@@ -2559,8 +2559,7 @@
         },
         "keyEncryptionKey": {
           "$ref": "#/definitions/KeyEncryptionKey",
-          "description": "Details about which key encryption type is being used.",
-          "readOnly": true
+          "description": "Details about which key encryption type is being used."
         },
         "expectedDataSizeInTerabytes": {
           "format": "int32",