diff --git a/models/res_partner.py b/models/res_partner.py
index 94534ae408fbae7ecc2b1baa37e99572f46cd757..fecc7496c283b08dbf7ce795d923d254582129ff 100644
--- a/models/res_partner.py
+++ b/models/res_partner.py
@@ -31,33 +31,3 @@ class ScopPartner(models.Model):
     # ------------------------------------------------------
     # Business method
     # ------------------------------------------------------
-    def get_theorical_amount_adhesion(self, effectif):
-        """
-        Trick to use super method to get amount adhesion in compute field
-        in model scop_instance_partner
-        """
-        self.ensure_one()
-        return super(ScopPartner, self).get_amount_adhesion(effectif)
-
-    def get_amount_adhesion(self, effectif):
-        """
-        Override function to get custom amount set in instance if exists
-        """
-        self.ensure_one()
-        adhesion_from_instance = self.env["scop.instance.partner"].search(
-            [
-                (
-                    "instance_id",
-                    "=",
-                    self.env.context.get("origin_instance_id"),
-                ),
-                ("partner_id", "=", self.id),
-            ]
-        )
-        if len(adhesion_from_instance) == 1 and self.env.context.get(
-            "origin_instance_id"
-        ):
-            amount_adhesion = adhesion_from_instance.amount_adhesion
-        else:
-            amount_adhesion = super(ScopPartner, self).get_amount_adhesion(effectif)
-        return amount_adhesion
diff --git a/models/scop_instance_partner.py b/models/scop_instance_partner.py
index 142dfd2c1be2f9c77b3bcfb01e57f335be67c3f5..beaeecff1495932c6b1ffae0dc1362a12af99282 100644
--- a/models/scop_instance_partner.py
+++ b/models/scop_instance_partner.py
@@ -52,8 +52,6 @@ class ScopInstancePartner(models.Model):
     )
     amount_adhesion = fields.Float(
         string="Montant Adhésion",
-        compute="_compute_amount_adhesion",
-        store=True,
     )
     comments = fields.Text("Commentaires")
     statistic_membership_date = fields.Date(
@@ -81,19 +79,6 @@ class ScopInstancePartner(models.Model):
     # ------------------------------------------------------
     # Compute
     # ------------------------------------------------------
-    @api.depends("partner_id", "state")
-    def _compute_amount_adhesion(self):
-        for r in self:
-            if r.state == "positive":
-                staff_line = r.partner_id.staff_ids.filtered(
-                    lambda s: s.type_entry == "membership"
-                ).sorted(key="effective_date", reverse=True)
-                staff_number = staff_line[0].staff_count if staff_line else 0
-                r.amount_adhesion = r.partner_id.get_theorical_amount_adhesion(
-                    staff_number
-                )
-            else:
-                r.amount_adhesion = 0
 
     # ------------------------------------------------------
     # Actions