diff --git a/litewallet/ViewModels/Transaction.swift b/litewallet/ViewModels/Transaction.swift
index 8dc0b840..d27bdb97 100644
--- a/litewallet/ViewModels/Transaction.swift
+++ b/litewallet/ViewModels/Transaction.swift
@@ -40,7 +40,11 @@ class Transaction {
 		self.fee = fee + opsAmount
 
 		let amountReceived = wallet.amountReceivedFromTx(tx)
-		let amountSent = wallet.amountSentByTx(tx) - opsAmount
+
+		// This ensures that amountSent is always non-negative and within the valid range for UInt64.
+		let amountSent = wallet.amountSentByTx(tx) > opsAmount
+			? wallet.amountSentByTx(tx) - opsAmount
+			: 0
 
 		if amountSent > 0, (amountReceived + fee) == amountSent {
 			direction = .moved