diff --git a/src/db/models/User.helper.ts b/src/db/models/User.helper.ts
index baf7909..7e6bb8c 100644
--- a/src/db/models/User.helper.ts
+++ b/src/db/models/User.helper.ts
@@ -39,7 +39,7 @@ export async function getUserCovidPositivity(
 ): Promise<boolean> {
   const user = await getUserByTelegramID(telegramID);
   if (!user) throw new Error("User not found");
-  const infectionDuration = Date.now() - +user.infectionDate;
+  const infectionDuration = new Date().getTime() - user.infectionDate.getTime();
   if (infectionDuration > 60 * 60 * 24 * 14 * 1000) {
     await setUserCovidPositivity(telegramID, false);
     return false;