diff --git a/run.py b/run.py
index de3b944..3c5055b 100644
--- a/run.py
+++ b/run.py
@@ -64,7 +64,7 @@ def predict_price():
             resp.headers["Content-Disposition"] = "attachment; filename*=utf-8''{}".format("house_price.xlsx")
             resp.headers["Content-type"] = "application/x-xlsx"
         else:
-            resp = make_response(resp_info)
+            resp = make_response(json.dumps(resp_info))
         resp.status_code = 200
         return resp