diff --git a/changelogs/fragments/68251-redfish_config-fix-boolean-bios-attr-support.yaml b/changelogs/fragments/68251-redfish_config-fix-boolean-bios-attr-support.yaml
new file mode 100644
index 0000000000..20ba44073a
--- /dev/null
+++ b/changelogs/fragments/68251-redfish_config-fix-boolean-bios-attr-support.yaml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+- redfish_config - fix support for boolean bios attrs (https://github.com/ansible/ansible/pull/68251)
diff --git a/plugins/modules/remote_management/redfish/redfish_config.py b/plugins/modules/remote_management/redfish/redfish_config.py
index 82abceafeb..81f9f132ef 100644
--- a/plugins/modules/remote_management/redfish/redfish_config.py
+++ b/plugins/modules/remote_management/redfish/redfish_config.py
@@ -57,7 +57,7 @@ options:
     description:
       - value of BIOS attr to update (deprecated - use bios_attributes instead)
     default: 'null'
-    type: str
+    type: raw
   bios_attributes:
     required: false
     description:
@@ -230,7 +230,7 @@ def main():
             username=dict(required=True),
             password=dict(required=True, no_log=True),
             bios_attribute_name=dict(default='null'),
-            bios_attribute_value=dict(default='null'),
+            bios_attribute_value=dict(default='null', type='raw'),
             bios_attributes=dict(type='dict', default={}),
             timeout=dict(type='int', default=10),
             boot_order=dict(type='list', elements='str', default=[]),