diff --git a/cmd/geth/usage.go b/cmd/geth/usage.go
index 06db64664..6a12a66cc 100644
--- a/cmd/geth/usage.go
+++ b/cmd/geth/usage.go
@@ -83,7 +83,8 @@ var AppHelpFlagGroups = []flagGroup{
 			utils.LightKDFFlag,
 		},
 	},
-	{Name: "DEVELOPER CHAIN",
+	{
+		Name: "DEVELOPER CHAIN",
 		Flags: []cli.Flag{
 			utils.DeveloperFlag,
 			utils.DeveloperPeriodFlag,