diff --git a/config.go b/config.go
index 5c8467e2..26b109b4 100644
--- a/config.go
+++ b/config.go
@@ -1756,7 +1756,7 @@ func extractBitcoindRPCParams(networkName string,
 	switch networkName {
 	case "mainnet":
 		chainDir = ""
-	case "regtest", "testnet3":
+	case "regtest", "testnet3", "signet":
 		chainDir = networkName
 	default:
 		return "", "", "", "", fmt.Errorf("unexpected networkname %v", networkName)