diff --git a/static/redfish/v1/JsonSchemas/Bios/Bios.json b/static/redfish/v1/JsonSchemas/Bios/Bios.json
index 45cbe99..e61764b 100644
--- a/static/redfish/v1/JsonSchemas/Bios/Bios.json
+++ b/static/redfish/v1/JsonSchemas/Bios/Bios.json
@@ -1,8 +1,8 @@
 {
-    "$id": "http://redfish.dmtf.org/schemas/v1/Bios.v1_2_0.json",
+    "$id": "http://redfish.dmtf.org/schemas/v1/Bios.v1_2_1.json",
     "$ref": "#/definitions/Bios",
     "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema-v1.json",
-    "copyright": "Copyright 2014-2021 DMTF. For the full DMTF copyright policy, see http://www.dmtf.org/about/policies/copyright",
+    "copyright": "Copyright 2014-2023 DMTF. For the full DMTF copyright policy, see http://www.dmtf.org/about/policies/copyright",
     "definitions": {
         "Actions": {
             "additionalProperties": false,
@@ -67,7 +67,7 @@
             "type": "object"
         },
         "Bios": {
-            "additionalProperties": true,
+            "additionalProperties": false,
             "description": "The Bios schema contains properties related to the BIOS attribute registry.  The attribute registry describes the system-specific BIOS attributes and actions for changing to BIOS settings.  Changes to the BIOS typically require a system reset before they take effect.  It is likely that a client finds the `@Redfish.Settings` term in this resource, and if it is found, the client makes requests to change BIOS settings by modifying the resource identified by the `@Redfish.Settings` term.",
             "longDescription": "This resource shall represent BIOS attributes for a Redfish implementation.",
             "patternProperties": {
@@ -319,5 +319,5 @@
     },
     "owningEntity": "DMTF",
     "release": "2021.1",
-    "title": "#Bios.v1_2_0.Bios"
+    "title": "#Bios.v1_2_1.Bios"
 }
\ No newline at end of file