diff --git a/erpnext/hr/doctype/leave_application/leave_application.js b/erpnext/hr/doctype/leave_application/leave_application.js
index fb1f2c0..9413120 100755
--- a/erpnext/hr/doctype/leave_application/leave_application.js
+++ b/erpnext/hr/doctype/leave_application/leave_application.js
@@ -40,6 +40,8 @@
 	validate: function(frm) {
 		if (frm.doc.from_date == frm.doc.to_date && frm.doc.half_day == 1){
 			frm.doc.half_day_date = frm.doc.from_date;
+		}else if (frm.doc.half_day == 0){
+			frm.doc.half_day_date = undefined;
 		}
 		frm.toggle_reqd("half_day_date", frm.doc.half_day == 1);
 	},
diff --git a/erpnext/hr/doctype/leave_application/leave_application.py b/erpnext/hr/doctype/leave_application/leave_application.py
index 0423824..3f25f58 100755
--- a/erpnext/hr/doctype/leave_application/leave_application.py
+++ b/erpnext/hr/doctype/leave_application/leave_application.py
@@ -293,6 +293,8 @@
 	def set_half_day_date(self):
 		if self.from_date == self.to_date and self.half_day == 1:
 			self.half_day_date = self.from_date
+		elif self.half_day == 0:
+			self.half_day_date = None
 
 	def notify_employee(self):
 		employee = frappe.get_doc("Employee", self.employee)