diff --git a/sf_manufacturing/models/mrp_workcenter.py b/sf_manufacturing/models/mrp_workcenter.py
index b5ec7580..4a9af4c7 100644
--- a/sf_manufacturing/models/mrp_workcenter.py
+++ b/sf_manufacturing/models/mrp_workcenter.py
@@ -4,6 +4,7 @@ from collections import defaultdict
 from odoo import fields, models, api
 from odoo.addons.resource.models.resource import Intervals
 from odoo.exceptions import UserError, ValidationError
+import math
 
 
 class ResWorkcenter(models.Model):
@@ -195,7 +196,9 @@ class ResWorkcenter(models.Model):
     def get_integer_and_decimal_parts(self, value):
         integer_part = int(value)
         decimal_part = value - integer_part
-        return int(integer_part), int(decimal_part)
+        if decimal_part > 0:
+            decimal_part = round(decimal_part, 2) * 60
+        return int(integer_part), math.ceil(decimal_part)
 
     # 处理排程是否超过日产能
     def deal_available_default_capacity(self, date_planned):