diff --git a/index.js b/index.js
index fde2f4bc61cb26df096b99d4aa9cc892e66e60c0..d5966179ee880e8615750428dcd3dac27efcf166 100644
--- a/index.js
+++ b/index.js
@@ -237,12 +237,12 @@ async function startLoadDataProcess(token, usagePointID) {
     log('info', 'launch process with history')
     for (var i = 0; i < 4; i++) {
       log('info', 'LOGGGGGG i ' + i)
-      const increamentedStartDate = startLoadDate
-      const incrementedEndDate = endDate
+      const increamentedStartDate = moment(startLoadDate)
+      const incrementedEndDate = moment(endDate)
       log('info', 'LOGGGGGG startLoadDate ' + startLoadDate.format('YYYY-MM-DD'))
       log('info', 'LOGGGGGG endDate ' + endDate.format('YYYY-MM-DD'))
       log('info', 'LOGGGGGG increamentedStartDate ' + increamentedStartDate.format('YYYY-MM-DD'))
-      log('info', 'LOGGGGGG increamentedStartDate ' + increamentedStartDate.format('YYYY-MM-DD'))
+      log('info', 'LOGGGGGG incrementedEndDate ' + incrementedEndDate.format('YYYY-MM-DD'))
       const increamentedStartDateString = increamentedStartDate.subtract(7 * i, 'day').format('YYYY-MM-DD')
       const incrementedEndDateString = incrementedEndDate.subtract(7 * i, 'day').format('YYYY-MM-DD')
       log('info', 'LOGGGGGG increamentedStartDateString ' + increamentedStartDateString)