diff --git a/erpnext/buying/doctype/purchase_order/test_purchase_order.py b/erpnext/buying/doctype/purchase_order/test_purchase_order.py
index d52ad5dc3632..b0bbc5d0c71a 100644
--- a/erpnext/buying/doctype/purchase_order/test_purchase_order.py
+++ b/erpnext/buying/doctype/purchase_order/test_purchase_order.py
@@ -28,7 +28,18 @@
 
 class TestPurchaseOrder(FrappeTestCase):
 	def test_purchase_order_qty(self):
-		po = create_purchase_order(qty=-1, do_not_save=True)
+		po = create_purchase_order(qty=1, do_not_save=True)
+		po.append(
+			"items",
+			{
+				"item_code": "_Test Item",
+				"qty": -1,
+				"rate": 10,
+			},
+		)
+		self.assertRaises(frappe.NonNegativeError, po.save)
+
+		po.items[1].qty = 0
 		self.assertRaises(InvalidQtyError, po.save)
 
 	def test_make_purchase_receipt(self):
diff --git a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
index 0b390e542a94..45790b80fcb5 100644
--- a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
+++ b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
@@ -215,6 +215,7 @@
    "fieldtype": "Float",
    "in_list_view": 1,
    "label": "Quantity",
+   "non_negative": 1,
    "oldfieldname": "qty",
    "oldfieldtype": "Currency",
    "print_width": "60px",
@@ -918,7 +919,7 @@
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2023-11-14 18:34:27.267382",
+ "modified": "2023-11-24 19:07:34.921094",
  "modified_by": "Administrator",
  "module": "Buying",
  "name": "Purchase Order Item",
diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index 41ef7a3e5a61..f27f8590cd3c 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -902,18 +902,11 @@ def validate_qty_is_not_zero(self):
 		if self.doctype == "Purchase Receipt":
 			return
 
-		title = _("Invalid Quantity")
 		for item in self.items:
 			if not flt(item.qty):
 				frappe.throw(
 					msg=_("Row #{0}: Item quantity cannot be zero").format(item.idx),
-					title=title,
-					exc=InvalidQtyError,
-				)
-			if flt(item.qty) < 0.0 and self.doctype in ["Purchase Order", "Sales Order"]:
-				frappe.throw(
-					msg=_("Row #{0}: Item quantity cannot be negative").format(item.idx),
-					title=title,
+					title=_("Invalid Quantity"),
 					exc=InvalidQtyError,
 				)
 
diff --git a/erpnext/selling/doctype/sales_order_item/sales_order_item.json b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
index bf28b2054d5c..9797b6ae11f9 100644
--- a/erpnext/selling/doctype/sales_order_item/sales_order_item.json
+++ b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
@@ -200,6 +200,7 @@
    "fieldtype": "Float",
    "in_list_view": 1,
    "label": "Quantity",
+   "non_negative": 1,
    "oldfieldname": "qty",
    "oldfieldtype": "Currency",
    "print_width": "100px",
@@ -874,7 +875,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2023-11-14 18:37:12.787893",
+ "modified": "2023-11-24 19:07:17.715231",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Sales Order Item",