diff --git a/models/mrp_production_schedule.py b/models/mrp_production_schedule.py
index 841b0bc..03427ba 100644
--- a/models/mrp_production_schedule.py
+++ b/models/mrp_production_schedule.py
@@ -9,6 +9,12 @@ class MrpProductionSchedule(models.Model):
     def get_production_schedule_view_state(self, period_scale=False, use_all_schedules=False):
         res = super().get_production_schedule_view_state(period_scale, use_all_schedules)
         for state in res:
+            # When use_all_schedules is True, it means we are in the context of replenishment calculation
+            # (action_replenish -> get_production_schedule_view_state), so we should NOT convert units
+            # because the system expects base units for procurement.
+            if use_all_schedules:
+                continue
+            
             mps = self.browse(state['id'])
             if mps.packaging_id:
                 packaging_qty = mps.packaging_id.qty