diff --git a/pkg/innerring/audit.go b/pkg/innerring/audit.go
index f277b027..aef897e0 100644
--- a/pkg/innerring/audit.go
+++ b/pkg/innerring/audit.go
@@ -175,13 +175,8 @@ func (a auditSettlementDeps) Transfer(sender, recipient *owner.ID, amount *big.I
 		return
 	}
 
-	amount64 := amount.Int64()
-	if amount64 == 0 {
-		amount64 = 1
-	}
-
 	if err := a.balanceClient.TransferX(balanceClient.TransferPrm{
-		Amount:  amount64,
+		Amount:  amount.Int64(),
 		From:    sender,
 		To:      recipient,
 		Details: transferAuditDetails,
diff --git a/pkg/innerring/processors/settlement/audit/calculate.go b/pkg/innerring/processors/settlement/audit/calculate.go
index 6bea9985..fd498f59 100644
--- a/pkg/innerring/processors/settlement/audit/calculate.go
+++ b/pkg/innerring/processors/settlement/audit/calculate.go
@@ -39,7 +39,11 @@ type singleResultCtx struct {
 	sumSGSize *big.Int
 }
 
-var bigGB = big.NewInt(1 << 30)
+var (
+	bigGB   = big.NewInt(1 << 30)
+	bigZero = big.NewInt(0)
+	bigOne  = big.NewInt(1)
+)
 
 // Calculate calculates payments for audit results in a specific epoch of the network.
 // Wraps the results in a money transfer transaction and sends it to the network.
@@ -242,6 +246,10 @@ func (c *Calculator) fillTransferTable(ctx *singleResultCtx) bool {
 		fee := big.NewInt(0).Mul(price, ctx.sumSGSize)
 		fee.Div(fee, bigGB)
 
+		if fee.Cmp(bigZero) == 0 {
+			fee.Add(fee, bigOne)
+		}
+
 		ctx.txTable.transfer(&transferTx{
 			from:   cnrOwner,
 			to:     ownerID,