diff --git a/index.js b/index.js
index c0a5e5c22b137b6e8e2a221822cdebe95d6bd96d..28751463eb8ae57d7bb6658c5b5406c45083627a 100644
--- a/index.js
+++ b/index.js
@@ -107,13 +107,14 @@ moment.locale('fr') // set the language
 moment.tz.setDefault('Europe/Paris') // set the timezone
 
 /*** Connector Constants ***/
-const startDailyDate = moment()
-  .subtract(32, 'month')
-  .format('YYYY-MM-DD')
+const startDailyDate = moment().subtract(32, 'month')
+const startDailyDateString = startDailyDate.format('YYYY-MM-DD')
 const startLoadDate = moment()
   .subtract(7, 'day')
   .format('YYYY-MM-DD')
-const endDate = moment().format('YYYY-MM-DD')
+const startLoadDateString = startLoadDate.format('YYYY-MM-DD')
+const endDate = moment()
+const endDateString = endDate.format('YYYY-MM-DD')
 const baseUrl = 'https://gw.prd.api.enedis.fr'
 
 /**
@@ -204,9 +205,9 @@ async function getDailyData(token, usagePointID) {
     uri:
       baseUrl +
       '/v4/metering_data/daily_consumption?start=' +
-      startDailyDate +
+      startDailyDateString +
       '&end=' +
-      endDate +
+      endDateString +
       '&usage_point_id=' +
       usagePointID,
     headers: {
@@ -228,15 +229,22 @@ async function startLoadDataProcess(token, usagePointID) {
   const isHistory = await isHistoryLoaded('com.grandlyon.enedis.minute')
   if (isHistory) {
     log('info', 'launch process without history')
-    await launchLoadDataProcess(token, usagePointID, startLoadDate, endDate)
+    await launchLoadDataProcess(
+      token,
+      usagePointID,
+      startLoadDateString,
+      endDateString
+    )
   } else {
     log('info', 'launch process with history')
-    for (var i = 1; i < 5; i++) {
+    const increamentedStartDate = startLoadDate
+    const incrementedEndDate = endDate
+    for (var i = 0; i < 4; i++) {
       await launchLoadDataProcess(
         token,
         usagePointID,
-        startLoadDate.subtract(7 * i, 'day'),
-        endDate.subtract(7 * i, 'day')
+        increamentedStartDate.subtract(7 * i, 'day').format('YYYY-MM-DD'),
+        incrementedEndDate.subtract(7 * i, 'day').format('YYYY-MM-DD')
       )
     }
   }
@@ -248,15 +256,15 @@ async function startLoadDataProcess(token, usagePointID) {
 async function launchLoadDataProcess(
   token,
   usagePointID,
-  startLoadDate,
-  endDate
+  _startLoadDate,
+  _endDate
 ) {
   log('info', 'Fetching enedis load data')
   const fetchedLoadData = await getLoadData(
     token,
     usagePointID,
-    startLoadDate,
-    endDate
+    _startLoadDate,
+    _endDate
   )
   if (fetchedLoadData && fetchedLoadData.length > 0) {
     log('info', 'Process enedis load data')
@@ -276,15 +284,15 @@ async function launchLoadDataProcess(
  * Retrieve data from the API
  * Format: { value: "W", "date": "YYYY-MM-DD hh:mm:ss" }
  */
-async function getLoadData(token, usagePointID, startDate, endDate) {
+async function getLoadData(token, usagePointID, _startDate, _endDate) {
   const dataRequest = {
     method: 'GET',
     uri:
       baseUrl +
       '/v4/metering_data/consumption_load_curve?start=' +
-      startDate +
+      _startDate +
       '&end=' +
-      endDate +
+      _endDate +
       '&usage_point_id=' +
       usagePointID,
     headers: {