diff --git a/eth/fetcher/tx_fetcher_test.go b/eth/fetcher/tx_fetcher_test.go
index 1df5a175c3..0aea66f00a 100644
--- a/eth/fetcher/tx_fetcher_test.go
+++ b/eth/fetcher/tx_fetcher_test.go
@@ -2009,7 +2009,7 @@ func TestTransactionForgotten(t *testing.T) {
 	)
 	go fetcher.loop()
 	tx1 := types.NewTransaction(0, common.Address{}, common.Big0, 0, common.Big0, nil)
-	tx1.SetTime(time.Now().Add(-maxTxUnderpricedTimeout))
+	tx1.SetTime(time.Now().Add(-maxTxUnderpricedTimeout - 1*time.Second))
 	tx2 := types.NewTransaction(1, common.Address{}, common.Big0, 0, common.Big0, nil)
 	if fetcher.isKnownUnderpriced(tx1.Hash()) {
 		t.Fatal("unknown hash can not be underpriced")