diff --git a/backend/api/controllers/result.js b/backend/api/controllers/result.js
index be1a29972..8bb4f82ae 100644
--- a/backend/api/controllers/result.js
+++ b/backend/api/controllers/result.js
@@ -111,12 +111,12 @@ class ResultController {
         return res.status(400).json({ message: "Incorrect result hash" });
       }
 
-      // if (result.timestamp > Date.now()) {
-      //   return res.status(400).json({ message: "Time traveler detected" });
-      // }
-
       result.timestamp = Math.round(result.timestamp / 1000) * 1000;
 
+      if (result.timestamp > Math.round(Date.now() / 1000) * 1000) {
+        return res.status(400).json({ message: "Time traveler detected" });
+      }
+
       let timestampres = await ResultDAO.getResultByTimestamp(
         uid,
         result.timestamp