diff --git a/erpnext/manufacturing/doctype/bom/bom.py b/erpnext/manufacturing/doctype/bom/bom.py
index 4b7f7f2..7c47cb8 100644
--- a/erpnext/manufacturing/doctype/bom/bom.py
+++ b/erpnext/manufacturing/doctype/bom/bom.py
@@ -198,6 +198,9 @@
 			self.uom = ret[1]
 			self.item_name= ret[2]
 
+		if not self.quantity:
+			frappe.throw(_("Quantity should be greater than 0"))
+
 	def validate_materials(self):
 		""" Validate raw material entries """
 		if not self.get('items'):