diff --git a/erpnext/projects/doctype/timesheet/timesheet.py b/erpnext/projects/doctype/timesheet/timesheet.py
index 02e5f18..5483320 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.py
+++ b/erpnext/projects/doctype/timesheet/timesheet.py
@@ -28,6 +28,7 @@
 		self.update_cost()
 		self.calculate_total_amounts()
 		self.calculate_percentage_billed()
+		self.set_dates()
 
 	def set_employee_name(self):
 		if self.employee and not self.employee_name:
@@ -86,9 +87,6 @@
 				self.start_date = getdate(start_date)
 				self.end_date = getdate(end_date)
 
-	def before_submit(self):
-		self.set_dates()
-
 	def before_cancel(self):
 		self.set_status()