diff --git a/erpnext/manufacturing/doctype/job_card/job_card.py b/erpnext/manufacturing/doctype/job_card/job_card.py
index 2c17568d1b4f..d26006f8ce89 100644
--- a/erpnext/manufacturing/doctype/job_card/job_card.py
+++ b/erpnext/manufacturing/doctype/job_card/job_card.py
@@ -498,12 +498,12 @@ def validate_job_card(self):
 		if self.for_quantity and flt(total_completed_qty, precision) != flt(
 			self.for_quantity, precision
 		):
-			total_completed_qty = bold(_("Total Completed Qty"))
+			total_completed_qty_label = bold(_("Total Completed Qty"))
 			qty_to_manufacture = bold(_("Qty to Manufacture"))
 
 			frappe.throw(
 				_("The {0} ({1}) must be equal to {2} ({3})").format(
-					total_completed_qty,
+					total_completed_qty_label,
 					bold(flt(total_completed_qty, precision)),
 					qty_to_manufacture,
 					bold(self.for_quantity),