diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index 024458977..1954bef18 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -1667,19 +1667,19 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *eth.Config) {
 			cfg.NetworkID = 3
 		}
 		cfg.Genesis = core.DefaultRopstenGenesisBlock()
-		setDNSDiscoveryDefaults(cfg, params.RopstenGenesisHash)
+		SetDNSDiscoveryDefaults(cfg, params.RopstenGenesisHash)
 	case ctx.GlobalBool(RinkebyFlag.Name):
 		if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
 			cfg.NetworkID = 4
 		}
 		cfg.Genesis = core.DefaultRinkebyGenesisBlock()
-		setDNSDiscoveryDefaults(cfg, params.RinkebyGenesisHash)
+		SetDNSDiscoveryDefaults(cfg, params.RinkebyGenesisHash)
 	case ctx.GlobalBool(GoerliFlag.Name):
 		if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
 			cfg.NetworkID = 5
 		}
 		cfg.Genesis = core.DefaultGoerliGenesisBlock()
-		setDNSDiscoveryDefaults(cfg, params.GoerliGenesisHash)
+		SetDNSDiscoveryDefaults(cfg, params.GoerliGenesisHash)
 	case ctx.GlobalBool(YoloV1Flag.Name):
 		if !ctx.GlobalIsSet(NetworkIdFlag.Name) {
 			cfg.NetworkID = 133519467574833 // "yolov1"
@@ -1747,9 +1747,9 @@ func SetEthConfig(ctx *cli.Context, stack *node.Node, cfg *eth.Config) {
 	//}
 }
 
-// setDNSDiscoveryDefaults configures DNS discovery with the given URL if
+// SetDNSDiscoveryDefaults configures DNS discovery with the given URL if
 // no URLs are set.
-func setDNSDiscoveryDefaults(cfg *eth.Config, genesis common.Hash) {
+func SetDNSDiscoveryDefaults(cfg *eth.Config, genesis common.Hash) {
 	if cfg.DiscoveryURLs != nil {
 		return // already set through flags/config
 	}