diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.py b/erpnext/accounts/doctype/payment_entry/payment_entry.py
index 65ed466..699447b 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.py
@@ -237,10 +237,9 @@
 					_("{0} {1} has already been fully paid.").format(_(d.reference_doctype), d.reference_name)
 				)
 			# The reference has already been partly paid
-			elif (
-				latest.outstanding_amount < latest.invoice_amount
-				and flt(d.outstanding_amount, d.precision("outstanding_amount")) != latest.outstanding_amount
-			):
+			elif latest.outstanding_amount < latest.invoice_amount and flt(
+				d.outstanding_amount, d.precision("outstanding_amount")
+			) != flt(latest.outstanding_amount, d.precision("outstanding_amount")):
 				frappe.throw(
 					_(
 						"{0} {1} has already been partly paid. Please use the 'Get Outstanding Invoice' or the 'Get Outstanding Orders' button to get the latest outstanding amounts."