diff --git a/dist/vendors/convert.js b/dist/vendors/convert.js
index 0d615eebfd7cd646937ec1b29f8332db73586ec1..7b146f903c07a9377d676753691cba67781879be 100644
--- a/dist/vendors/convert.js
+++ b/dist/vendors/convert.js
@@ -74,7 +74,10 @@ function convertToOpenAPISchema(jsonSchema, context) {
       $ref: `#/components/schemas/${id}`
     };
   } else if (_jsonSchema.$ref) {
-    const { $ref, $defs } = _jsonSchema;
+    const { $ref, $defs, ...rest } = _jsonSchema;
+    if ($ref.includes("://")) {
+      return Object.keys(rest).length > 0 ? rest : { type: "string" };
+    }
     const ref = $ref.split("/").pop();
     context.components.schemas = {
       ...context.components.schemas,