diff --git a/exp/knn/main.py b/exp/knn/main.py
index 1dbae4e..2b008c5 100755
--- a/exp/knn/main.py
+++ b/exp/knn/main.py
@@ -95,7 +95,9 @@ def upload_score(name, id, score_data):
                 "name": name,
                 "score": score_data["score"],
                 "running_time": score_data["running_time"],
-                "time": time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()),
+                "time": time.strftime(
+                    "%Y-%m-%d %H:%M:%S", time.gmtime(time.time() + 8 * 3600)
+                ),
                 "details": score_data["details"],
             },
         )