diff --git a/client/kaia_client.go b/client/kaia_client.go
index 99da00c9a..78027d053 100644
--- a/client/kaia_client.go
+++ b/client/kaia_client.go
@@ -590,6 +590,12 @@ func toSendTxArgs(msg api.SendTxArgs) interface{} {
 	if msg.Price != nil {
 		arg["gasPrice"] = (*hexutil.Big)(msg.Price)
 	}
+	if msg.MaxFeePerGas != nil {
+		arg["maxFeePerGas"] = (*hexutil.Big)(msg.MaxFeePerGas)
+	}
+	if msg.MaxPriorityFeePerGas != nil {
+		arg["maxPriorityFeePerGas"] = (*hexutil.Big)(msg.MaxPriorityFeePerGas)
+	}
 	if msg.Amount != nil {
 		arg["value"] = (*hexutil.Big)(msg.Amount)
 	}