diff --git a/erpnext/payroll/doctype/salary_slip/salary_slip.py b/erpnext/payroll/doctype/salary_slip/salary_slip.py
index f727ff4..d2a3998 100644
--- a/erpnext/payroll/doctype/salary_slip/salary_slip.py
+++ b/erpnext/payroll/doctype/salary_slip/salary_slip.py
@@ -1268,7 +1268,7 @@
 			for i, earning in enumerate(self.earnings):
 				if earning.salary_component == salary_component:
 					self.earnings[i].amount = wages_amount
-				self.gross_pay += self.earnings[i].amount
+				self.gross_pay += flt(self.earnings[i].amount, earning.precision("amount"))
 		self.net_pay = flt(self.gross_pay) - flt(self.total_deduction)
 
 	def compute_year_to_date(self):