diff --git a/yuthon_salary/wizard/salary_compute_wizard.py b/yuthon_salary/wizard/salary_compute_wizard.py
index 018d8b10c..371b42582 100644
--- a/yuthon_salary/wizard/salary_compute_wizard.py
+++ b/yuthon_salary/wizard/salary_compute_wizard.py
@@ -167,7 +167,7 @@ class SalaryComputeWizard(models.Model):
                                 else:
                                     result = rounded_value * 0.8 * internship_days / days
                             elif field_name == 'union_dues':  # 单独处理工会会费
-                                result = base_salary_original * 0.05
+                                result = base_salary_original * 0.005
                             else:
                                 if work_days != days:
                                     result = line.total * 0.8 * internship_days / days + line.total * work_days / days