diff --git a/__manifest__.py b/__manifest__.py
index 16f5865..9f5d67a 100644
--- a/__manifest__.py
+++ b/__manifest__.py
@@ -17,7 +17,7 @@ Key Features:
 4. **Intelligent Point Consolidation**: If a customer changes tiers, the module seamlessly sweeps loyalty points from any of their older tier cards and consolidates them into the new membership card. This happens synchronously to ensure all points are perfectly transferred without race conditions.
 5. **High Performance**: Evaluates membership instantly without recalculating the entire transaction history by leveraging the `total_spend` field.
     """,
-    'depends': ['point_of_sale', 'pos_loyalty'],
+    'depends': ['point_of_sale', 'pos_loyalty', 'pos_loyalty_multi_level'],
     'data': [
         'views/res_partner_views.xml',
     ],
diff --git a/models/pos_order.py b/models/pos_order.py
index 5793ac9..821b1f3 100644
--- a/models/pos_order.py
+++ b/models/pos_order.py
@@ -30,13 +30,16 @@ class PosOrder(models.Model):
         """Internal logic for membership determination, called by background worker."""
         self.ensure_one()
         partner = self.partner_id
-        
+        # If the customer has a manual membership level assigned, do not auto-change it.
+        if partner.membership_level_id and partner.membership_level_id.manual_membership:
+            return
+
         # 1. Get total purchases from the new total_spend field
         total_purchases = partner.total_spend
 
-        # 2. Get multi-level programs
+        # 2. Get multi-level programs that are not manual-only
         loyalty_programs = self.env['loyalty.program'].sudo().search(
-            [('multi_level_membership', '=', True)],
+            [('multi_level_membership', '=', True), ('manual_membership', '=', False)],
             order='minimum_spend asc',
         )