Update sales_order.js
diff --git a/erpnext/selling/doctype/sales_order/sales_order.js b/erpnext/selling/doctype/sales_order/sales_order.js
index cc3b2e3..97c34b0 100644
--- a/erpnext/selling/doctype/sales_order/sales_order.js
+++ b/erpnext/selling/doctype/sales_order/sales_order.js
@@ -35,6 +35,7 @@
 		frm.set_query("blanket_order", "items", function() {
 			return {
 				filters: {
+					"company": frm.doc.company,
 					"docstatus": 1
 				}
 			}
@@ -452,4 +453,4 @@
 		});
 	}
 });
-$.extend(cur_frm.cscript, new erpnext.selling.SalesOrderController({frm: cur_frm}));
\ No newline at end of file
+$.extend(cur_frm.cscript, new erpnext.selling.SalesOrderController({frm: cur_frm}));