diff --git a/eth/api_backend_test.go b/eth/api_backend_test.go
index 049f68d827..dfca24aba7 100644
--- a/eth/api_backend_test.go
+++ b/eth/api_backend_test.go
@@ -134,13 +134,17 @@ func TestSendTx(t *testing.T) {
 func testSendTx(t *testing.T, withLocal bool) {
 	b := initBackend(withLocal)
 
-	txA := pricedSetCodeTx(0, 250000, uint256.NewInt(params.GWei), uint256.NewInt(params.GWei), key, []unsignedAuth{
-		{
-			nonce: 0,
-			key:   key,
-		},
-	})
-	b.SendTx(context.Background(), txA)
+	txA := pricedSetCodeTx(0, 250000, uint256.NewInt(params.GWei), uint256.NewInt(params.GWei), key, []unsignedAuth{{nonce: 0, key: key}})
+	if err := b.SendTx(context.Background(), txA); err != nil {
+		t.Fatalf("Failed to submit tx: %v", err)
+	}
+	for {
+		pending, _ := b.TxPool().ContentFrom(address)
+		if len(pending) == 1 {
+			break
+		}
+		time.Sleep(100 * time.Millisecond)
+	}
 
 	txB := makeTx(1, nil, nil, key)
 	err := b.SendTx(context.Background(), txB)