diff --git a/op-node/flags/flags.go b/op-node/flags/flags.go
index fa6fcd066db6..fef9f7b1582d 100644
--- a/op-node/flags/flags.go
+++ b/op-node/flags/flags.go
@@ -87,6 +87,7 @@ var (
 		Usage:    "The L1 RethDB path, used to fetch receipts for L1 blocks. Only applicable when using the `reth_db` RPC kind with `l1.rpckind`.",
 		EnvVars:  prefixEnvVars("L1_RETHDB"),
 		Required: false,
+		Hidden:   true,
 	}
 	L1RPCRateLimit = &cli.Float64Flag{
 		Name:    "l1.rpc-rate-limit",
diff --git a/op-service/sources/receipts.go b/op-service/sources/receipts.go
index f5520624a7f7..f3f5205ee457 100644
--- a/op-service/sources/receipts.go
+++ b/op-service/sources/receipts.go
@@ -138,9 +138,13 @@ var RPCProviderKinds = []RPCProviderKind{
 	RPCKindBasic,
 	RPCKindAny,
 	RPCKindStandard,
-	RPCKindRethDB,
 }
 
+// Copy of RPCProviderKinds with RethDB added to all RethDB to be used but to hide it from the flags
+var validRPCProviderKinds = func() []RPCProviderKind {
+	return append(RPCProviderKinds, RPCKindRethDB)
+}()
+
 func (kind RPCProviderKind) String() string {
 	return string(kind)
 }
@@ -159,7 +163,7 @@ func (kind *RPCProviderKind) Clone() any {
 }
 
 func ValidRPCProviderKind(value RPCProviderKind) bool {
-	for _, k := range RPCProviderKinds {
+	for _, k := range validRPCProviderKinds {
 		if k == value {
 			return true
 		}