diff --git a/erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py b/erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py
index fff9cbfc07d1..4bd8f5e84652 100644
--- a/erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py
+++ b/erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py
@@ -223,7 +223,7 @@ def set_valuation_rate_for_return_entry(self, return_aginst, save=False):
 				else:
 					valuation_rate = valuation_details["batches"].get(row.batch_no)
 
-				row.incoming_rate = valuation_rate
+				row.incoming_rate = flt(valuation_rate)
 				row.stock_value_difference = flt(row.qty) * flt(row.incoming_rate)
 
 				if save: