diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.py b/erpnext/manufacturing/doctype/production_plan/production_plan.py
index 5f957a5..a988bad 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.py
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.py
@@ -621,7 +621,7 @@
 	def create_work_order(self, item):
 		from erpnext.manufacturing.doctype.work_order.work_order import OverProductionError
 
-		if item.get("qty") <= 0:
+		if flt(item.get("qty")) <= 0:
 			return
 
 		wo = frappe.new_doc("Work Order")