[enhance] close purchase order
diff --git a/erpnext/controllers/status_updater.py b/erpnext/controllers/status_updater.py
index f666eed..69e2d3e 100644
--- a/erpnext/controllers/status_updater.py
+++ b/erpnext/controllers/status_updater.py
@@ -47,6 +47,7 @@
 		["Completed", "eval:self.per_received == 100 and self.per_billed == 100 and self.docstatus == 1"],
 		["Stopped", "eval:self.status=='Stopped'"],
 		["Cancelled", "eval:self.docstatus==2"],
+		["Closed", "eval:self.status=='Closed'"],
 	],
 	"Delivery Note": [
 		["Draft", None],