diff --git a/light/txpool.go b/light/txpool.go
index 416148b7e6..1d52aa622b 100644
--- a/light/txpool.go
+++ b/light/txpool.go
@@ -81,7 +81,7 @@ type TxRelayBackend interface {
 func NewTxPool(config *params.ChainConfig, eventMux *event.TypeMux, chain *LightChain, relay TxRelayBackend) *TxPool {
 	pool := &TxPool{
 		config:   config,
-		signer:   types.HomesteadSigner{},
+		signer:   types.NewEIP155Signer(config.ChainId),
 		nonce:    make(map[common.Address]uint64),
 		pending:  make(map[common.Hash]*types.Transaction),
 		mined:    make(map[common.Hash][]*types.Transaction),