diff --git a/addons/l10n_in_hr_payroll/report/report_hr_salary_employee_bymonth.py b/addons/l10n_in_hr_payroll/report/report_hr_salary_employee_bymonth.py
index 947f17ecdc3..267340c0d67 100644
--- a/addons/l10n_in_hr_payroll/report/report_hr_salary_employee_bymonth.py
+++ b/addons/l10n_in_hr_payroll/report/report_hr_salary_employee_bymonth.py
@@ -38,7 +38,7 @@ class report_hr_salary_employee_bymonth(report_sxw.rml_parse):
         })
 
         self.context = context
-        self.mnths =[]
+        self.mnths = []
         self.mnths_total = []
         self.total=0.0