diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 61c2917bfff..9185b87fa43 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -787,7 +787,8 @@ class SalesOrder(SellingController):
 
 		if self.delivery_date:
 			for item in self.items:
-				item.delivery_date = self.delivery_date
+				if not item.delivery_date:
+					item.delivery_date = self.delivery_date
 
 
 def get_unreserved_qty(item: object, reserved_qty_details: dict) -> float: