diff --git a/budget_control_contract/models/__init__.py b/budget_control_contract/models/__init__.py
index 685023fd..a945ee98 100644
--- a/budget_control_contract/models/__init__.py
+++ b/budget_control_contract/models/__init__.py
@@ -1,6 +1,5 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from . import base_budget_move
 from . import contract_budget_move
 from . import budget_period
 from . import contract
diff --git a/budget_control_contract/models/base_budget_move.py b/budget_control_contract/models/base_budget_move.py
deleted file mode 100644
index 11bd60eb..00000000
--- a/budget_control_contract/models/base_budget_move.py
+++ /dev/null
@@ -1,20 +0,0 @@
-# Copyright 2022 Ecosoft Co., Ltd. (http://ecosoft.co.th)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-from odoo import models
-
-
-class BudgetDoclineMixin(models.AbstractModel):
-    _inherit = "budget.docline.mixin"
-
-    def _update_budget_commitment(self, budget_vals, reverse=False):
-        """Update date is not range in analytic account"""
-        self.ensure_one()
-        budget_vals = super()._update_budget_commitment(budget_vals, reverse)
-        if self._budget_model() == "contract.budget.move":
-            if (
-                budget_vals["date"] <= self.analytic_account_id.bm_date_from
-                or budget_vals["date"] >= self.analytic_account_id.bm_date_to
-            ):
-                budget_vals["date"] = self.analytic_account_id.bm_date_from
-        return budget_vals