diff --git a/erpnext/stock/doctype/material_request/material_request.py b/erpnext/stock/doctype/material_request/material_request.py
index 6e3519c858..aeb54116c1 100644
--- a/erpnext/stock/doctype/material_request/material_request.py
+++ b/erpnext/stock/doctype/material_request/material_request.py
@@ -336,7 +336,8 @@ def make_purchase_order_based_on_supplier(source_name, target_doc=None):
 
 	def postprocess(source, target_doc):
 		target_doc.supplier = source_name
-		target_doc.schedule_date = add_days(nowdate(), 1)
+		if getdate(target_doc.schedule_date) < getdate(nowdate()):
+			target_doc.schedule_date = None
 		target_doc.set("items", [d for d in target_doc.get("items")
 			if d.get("item_code") in supplier_items and d.get("qty") > 0])