diff --git a/backend/api/appd/AppDService.py b/backend/api/appd/AppDService.py
index 4e17c7f..53ecdc5 100644
--- a/backend/api/appd/AppDService.py
+++ b/backend/api/appd/AppDService.py
@@ -988,9 +988,9 @@ async def getSyntheticSessionData(self, applicationId: int, jobsJson: List[dict]
         # get the last 24 hours in milliseconds
         lastMonth = self.endTime - (1 * 60 * 60 * 24 * 30 * 1000)
         monthStart = datetime.timestamp(datetime.today().replace(day=1, hour=0, minute=0, second=0, microsecond=0))
+        ws = (date.today() - timedelta(date.today().weekday()))
         weekStart = datetime.timestamp(
-            datetime.today().replace(day=(date.today() - timedelta(date.today().weekday())).day, hour=0, minute=0, second=0, microsecond=0)
-        )
+            datetime.today().replace(year=ws.year, month=ws.month, day=ws.day, hour=0, minute=0, second=0, microsecond=0))
         body = {
             "appId": applicationId,
             "scheduleIds": jobsJson,