diff --git a/app/routers/main.py b/app/routers/main.py
index 545d6dc..7e285fb 100644
--- a/app/routers/main.py
+++ b/app/routers/main.py
@@ -38,12 +38,12 @@ def update_all_customer_fuel_levels():
     It should be called once per day by a cron job or scheduler.
     """
     try:
-        estimator = FuelEstimator()
+        estimator = FuelEstimator(session)
         result = estimator.run_daily_update()
+        session.commit()
         return result
     except Exception as e:
         session.rollback()
         # Log the exception e
+        print(str(e))
         return {"ok": False, "message": "An internal error occurred."}
-
-