diff --git a/src/routes/uonetplus-wiadomosciplus.js b/src/routes/uonetplus-wiadomosciplus.js
index 1032133..d8b3e87 100644
--- a/src/routes/uonetplus-wiadomosciplus.js
+++ b/src/routes/uonetplus-wiadomosciplus.js
@@ -1,7 +1,7 @@
 const express = require('express');
 const router = express.Router();
 const protocol = require('../utils/connection');
-const {timestampToIsoTzFormat} = require('../utils/converter');
+const {timestampToIsoTzFormat, dateToTimestamp} = require('../utils/converter');
 const {fromString} = require('uuidv4');
 
 router.get("/", (req, res) => {
@@ -38,12 +38,17 @@ router.get([
     "/api/Odebrane",
     "/api/OdebraneSkrzynka",
 ], (req, res) => {
-    res.json(require("../../data/api/messages/WiadomosciOdebrane").map(item => {
+    const currentTimestamp = dateToTimestamp(new Date());
+    res.json(require("../../data/api/messages/WiadomosciOdebrane").map((item, i) => {
+        let itemTimestamp = item.DataWyslaniaUnixEpoch;
+        if (i < 7) {
+            itemTimestamp = currentTimestamp - (i * i * 3600 * 6);
+        }
         return {
             "apiGlobalKey": fromString(item.WiadomoscId.toString()),
             "korespondenci": item.Nadawca + " - P - (123456)",
             "temat": item.Tytul,
-            "data": timestampToIsoTzFormat(item.DataWyslaniaUnixEpoch),
+            "data": timestampToIsoTzFormat(itemTimestamp),
             "skrzynka": "Jan Kowalski - U - (123456)",
             "hasZalaczniki": true,
             "przeczytana": !!item.GodzinaPrzeczytania,
diff --git a/src/utils/converter.js b/src/utils/converter.js
index 506fc23..8de197e 100644
--- a/src/utils/converter.js
+++ b/src/utils/converter.js
@@ -1,4 +1,4 @@
-const { addDays, toDate, format} = require('date-fns');
+const {addDays, toDate, format, getTime} = require('date-fns');
 const WEEK_TICK = 6048000000000;
 const DAY_TICK = 864000000000;
 
@@ -36,6 +36,10 @@ function timestampToIsoTzFormat(timestamp) {
     return format(new Date(timestamp * 1000), 'yyyy-MM-dd\'T\'HH:mm:ss.SSXXX');
 }
 
+function dateToTimestamp(date) {
+    return getTime(date) / 1000;
+}
+
 function getMonday(date) {
     let day = date.getDate() - date.getDay() + 1;
     return new Date(date.getFullYear(), date.getMonth(), day);
@@ -96,3 +100,4 @@ exports.getPrevWeekTick = getPrevWeekTick;
 exports.getNextWeekTick = getNextWeekTick;
 exports.formatDate = formatDate;
 exports.timestampToIsoTzFormat = timestampToIsoTzFormat;
+exports.dateToTimestamp = dateToTimestamp;