diff --git a/tracelistener/processor/datamarshaler/impl_v44.go b/tracelistener/processor/datamarshaler/impl_v44.go
index 9ab9545..c4b4559 100644
--- a/tracelistener/processor/datamarshaler/impl_v44.go
+++ b/tracelistener/processor/datamarshaler/impl_v44.go
@@ -79,14 +79,14 @@ func (d DataMarshaler) Bank(data tracelistener.TraceOperation) (models.BalanceRo
 	// (picture someone who sends all their balance to another address).
 	// To work around this issue, we don't return when coin is invalid when data.Operation is "delete",
 	// and we set balance == 0 instead.
-	if !coins.IsValid() {
+	if err := coins.Validate(); err != nil {
 		if data.Operation == tracelistener.DeleteOp.String() {
 			// rawAddress still contains the length prefix, so we have to jump it by
 			// reading 1 byte after len(addrBytes)
 			denom := rawAddress[len(addrBytes)+1:]
 			coins.Denom = string(denom)
 		} else {
-			return models.BalanceRow{}, nil
+			return models.BalanceRow{}, fmt.Errorf("invalid balance coin: %w", err)
 		}
 	}
 
diff --git a/tracelistener/processor/datamarshaler/impl_v44_test.go b/tracelistener/processor/datamarshaler/impl_v44_test.go
index 3631c4b..c125b25 100644
--- a/tracelistener/processor/datamarshaler/impl_v44_test.go
+++ b/tracelistener/processor/datamarshaler/impl_v44_test.go
@@ -46,12 +46,12 @@ func TestDataMarshalerBank(t *testing.T) {
 			expectedError: "cannot parse address from balance store key, invalid key",
 		},
 		{
-			name: "ok: value is empty",
+			name: "fail: value is empty",
 			tr: tracelistener.TraceOperation{
 				Operation: tracelistener.WriteOp.String(),
 				Key:       append(types.BalancesPrefix, []byte{3, 'a', 'd', 'd'}...),
 			},
-			expectedBalanceRow: models.BalanceRow{},
+			expectedError: "invalid balance coin: invalid denom: ",
 		},
 		{
 			name: "ok: value is not a valid coin",
@@ -60,6 +60,7 @@ func TestDataMarshalerBank(t *testing.T) {
 				Key:       append(types.BalancesPrefix, []byte{3, 'a', 'd', 'd'}...),
 				Value:     []byte("\n$\n\x05uiris\x12\x1b509625143506063788050678455"),
 			},
+			expectedError: "invalid balance coin: invalid denom: \n\x05uiris\x12\x1b509625143506063788050678455",
 		},
 		{
 			name: "ok: value is not a valid coin but operation is delete",