diff --git a/ethclient/ethclient.go b/ethclient/ethclient.go
index 59f60d659..45bb87322 100644
--- a/ethclient/ethclient.go
+++ b/ethclient/ethclient.go
@@ -167,11 +167,11 @@ func (ec *Client) TransactionByHash(ctx context.Context, hash common.Hash) (tx *
 	} else if _, r, _ := tx.RawSignatureValues(); r == nil {
 		return nil, false, fmt.Errorf("server returned transaction without signature")
 	}
-	var block struct{ BlockHash *common.Hash }
+	var block struct{ BlockNumber *string }
 	if err := json.Unmarshal(raw, &block); err != nil {
 		return nil, false, err
 	}
-	return tx, block.BlockHash == nil, nil
+	return tx, block.BlockNumber == nil, nil
 }
 
 // TransactionCount returns the total number of transactions in the given block.