diff --git a/pool/pool_xlayer.go b/pool/pool_xlayer.go
index e6d2e16713..1d66670efe 100644
--- a/pool/pool_xlayer.go
+++ b/pool/pool_xlayer.go
@@ -134,6 +134,7 @@ func (p *Pool) checkFreeGp(ctx context.Context, poolTx Transaction, from common.
 		fromToName, freeGpList := GetSpecialFreeGasList(p.cfg.FreeGasList)
 		info := freeGpList[fromToName[from.String()]]
 		if info != nil &&
+			poolTx.To() != nil &&
 			Contains(info.ToList, *poolTx.To()) &&
 			ContainsMethod("0x"+common.Bytes2Hex(poolTx.Data()), info.MethodSigs) {
 			return true, nil
diff --git a/sequencer/sequencer_xlayer.go b/sequencer/sequencer_xlayer.go
index 3a27452f22..f2ed6f1c44 100644
--- a/sequencer/sequencer_xlayer.go
+++ b/sequencer/sequencer_xlayer.go
@@ -55,6 +55,7 @@ func (s *Sequencer) checkFreeGas(tx pool.Transaction, txTracker *TxTracker) (fre
 		fromToName, freeGpList := pool.GetSpecialFreeGasList(s.poolCfg.FreeGasList)
 		info := freeGpList[fromToName[txTracker.FromStr]]
 		if info != nil &&
+			tx.To() != nil &&
 			pool.Contains(info.ToList, *tx.To()) &&
 			pool.ContainsMethod("0x"+common.Bytes2Hex(tx.Data()), info.MethodSigs) {
 			gpMul = info.GasPriceMultiple