diff --git a/erpnext/manufacturing/doctype/production_order/production_order.js b/erpnext/manufacturing/doctype/production_order/production_order.js
index d2e95faf493..8e6b7e698c9 100644
--- a/erpnext/manufacturing/doctype/production_order/production_order.js
+++ b/erpnext/manufacturing/doctype/production_order/production_order.js
@@ -177,7 +177,7 @@ $.extend(cur_frm.cscript, {
 			flt(this.frm.doc.material_transferred_for_manufacturing) - flt(this.frm.doc.produced_qty) :
 			flt(this.frm.doc.qty) - flt(this.frm.doc.material_transferred_for_manufacturing);
 
-		frappe.prompt({fieldtype:"Int", label: __("Qty for {0}", [purpose]), fieldname:"qty",
+		frappe.prompt({fieldtype:"Float", label: __("Qty for {0}", [purpose]), fieldname:"qty",
 			description: __("Max: {0}", [max]) },
 			function(data) {
 				if(data.qty > max) {