diff --git a/erpnext/stock/doctype/pick_list/pick_list.py b/erpnext/stock/doctype/pick_list/pick_list.py
index 21b9cc1..efe6da8 100644
--- a/erpnext/stock/doctype/pick_list/pick_list.py
+++ b/erpnext/stock/doctype/pick_list/pick_list.py
@@ -16,6 +16,15 @@
 # TODO: Prioritize SO or WO group warehouse
 
 class PickList(Document):
+	def before_submit(self):
+		for item in self.locations:
+			if not frappe.get_cached_value('Item', item.item_code, 'has_serial_no'):
+				continue
+			if len(item.serial_no.split('\n')) == item.picked_qty:
+				continue
+			frappe.throw(_('For item {0} at row {1}, count of serial numbers does not match with the picked quantity')
+				.format(frappe.bold(item.item_code), frappe.bold(item.idx)))
+
 	def set_item_locations(self):
 		items = self.aggregate_item_qty()
 		self.item_location_map = frappe._dict()