diff --git a/api/openapi-spec/swagger.json b/api/openapi-spec/swagger.json
index e17a52b16c..85fd8f142d 100644
--- a/api/openapi-spec/swagger.json
+++ b/api/openapi-spec/swagger.json
@@ -16268,6 +16268,9 @@
         "not": {
           "$ref": "#/definitions/io.k8s.apiextensions-apiserver.pkg.apis.apiextensions.v1beta1.JSONSchemaProps"
         },
+        "nullable": {
+          "type": "boolean"
+        },
         "oneOf": {
           "items": {
             "$ref": "#/definitions/io.k8s.apiextensions-apiserver.pkg.apis.apiextensions.v1beta1.JSONSchemaProps"