diff --git a/django_forms_as_jsonschema/jsonschema.py b/django_forms_as_jsonschema/jsonschema.py
index 966c0432078f5f96dc198320a7c79f9023cf42e6..1caf472098d09b52425026d4bbe570a8c8ddf5e5 100644
--- a/django_forms_as_jsonschema/jsonschema.py
+++ b/django_forms_as_jsonschema/jsonschema.py
@@ -71,6 +71,7 @@ class JSONSchema:
             "type": "string",
             "title": str(field.label),
             "description": str(field.help_text),
+            "readOnly": field.disabled
         }
 
         # string, number, integer, boolean.