diff --git a/backend/api/controllers/result.js b/backend/api/controllers/result.js
index 0ac77c0d1..c5d3d2d38 100644
--- a/backend/api/controllers/result.js
+++ b/backend/api/controllers/result.js
@@ -106,7 +106,7 @@ class ResultController {
       //   return res.status(400).json({ message: "Time traveler detected" });
       // }
 
-      result.timestamp = Math.round(Date.now() / 1000) * 1000;
+      result.timestamp = Math.round(result.timestamp / 1000) * 1000;
 
       let timestampres = await ResultDAO.getResultByTimestamp(
         uid,
@@ -116,6 +116,8 @@ class ResultController {
         return res.status(400).json({ message: "Duplicate result" });
       }
 
+      result.timestamp = Math.round(Date.now() / 1000) * 1000;
+
       try {
         result.keySpacingStats = {
           average: