diff --git a/erpnext/projects/doctype/task/task.py b/erpnext/projects/doctype/task/task.py
index 2ffa1bf..cde23e7 100644
--- a/erpnext/projects/doctype/task/task.py
+++ b/erpnext/projects/doctype/task/task.py
@@ -92,7 +92,7 @@
 		if end_date:
 			for task_name in frappe.db.sql("select name from `tabTask` where depends_on = %s", self.name, as_dict=1):
 				task = frappe.get_doc("Task", task_name.name)
-				if task.exp_start_date and task.exp_end_date and task.exp_start_date < end_date and task.status == "Open" :
+				if task.exp_start_date and task.exp_end_date and task.exp_start_date < getdate(end_date) and task.status == "Open" :
 					task_duration = date_diff(task.exp_end_date, task.exp_start_date)
 					task.exp_start_date = add_days(end_date, 1)
 					task.exp_end_date = add_days(task.exp_start_date, task_duration)
diff --git a/erpnext/projects/doctype/task/test_task.py b/erpnext/projects/doctype/task/test_task.py
index bc5ee14..aea6a25 100644
--- a/erpnext/projects/doctype/task/test_task.py
+++ b/erpnext/projects/doctype/task/test_task.py
@@ -83,13 +83,22 @@
 		time_log = frappe.new_doc('Time Log')
 		time_log.update({
 			"from_time": "2015-1-1",
-			"to_time": "2015-1-22",
+			"to_time": "2015-1-20",
 			"task": task1.name
 		})
 		time_log.submit()
 		
-		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_start_date"), getdate('2015-1-23'))
-		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_end_date"), getdate('2015-1-27'))
+		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_start_date"), getdate('2015-1-21'))
+		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_end_date"), getdate('2015-1-25'))
 
-		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_start_date"), getdate('2015-1-28'))
-		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_end_date"), getdate('2015-1-30'))
\ No newline at end of file
+		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_start_date"), getdate('2015-1-26'))
+		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_end_date"), getdate('2015-1-28'))
+		
+		time_log.cancel()
+		
+		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_start_date"), getdate('2015-1-21'))
+		self.assertEqual(frappe.db.get_value("Task", task2.name, "exp_end_date"), getdate('2015-1-25'))
+
+		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_start_date"), getdate('2015-1-26'))
+		self.assertEqual(frappe.db.get_value("Task", task3.name, "exp_end_date"), getdate('2015-1-28'))
+		
\ No newline at end of file