diff --git a/cmd/cmd.go b/cmd/cmd.go
index 30d74c4..1acce2f 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -76,7 +76,7 @@ func Spray() {
 	}
 
 	// logs
-	logs.AddLevel(pkg.LogVerbose, "verbose", "[=] %s {{suffix}}")
+	logs.AddLevel(pkg.LogVerbose, "verbose", "[=] %s {{suffix}}\n")
 	if option.Debug {
 		logs.Log.SetLevel(logs.Debug)
 	} else if len(option.Verbose) > 0 {
@@ -95,6 +95,8 @@ func Spray() {
 		logs.Log.Info("init default config: ./config.yaml")
 		return
 	}
+
+	defer time.Sleep(time.Second)
 	if option.Config != "" {
 		err := core.LoadConfig(option.Config, &option)
 		if err != nil {
@@ -184,5 +186,4 @@ func Spray() {
 		return
 	}
 
-	time.Sleep(1 * time.Second)
 }
diff --git a/core/option.go b/core/option.go
index 9eb27c1..000972c 100644
--- a/core/option.go
+++ b/core/option.go
@@ -135,7 +135,7 @@ type ModeOptions struct {
 	BlackStatus     string   `short:"B" long:"black-status" default:"400,410" description:"Strings (comma split),custom black status" config:"black-status"`
 	WhiteStatus     string   `short:"W" long:"white-status" default:"200" description:"Strings (comma split), custom white status" config:"white-status"`
 	FuzzyStatus     string   `long:"fuzzy-status" default:"500,501,502,503,301,302,404" description:"Strings (comma split), custom fuzzy status" config:"fuzzy-status"`
-	UniqueStatus    string   `short:"U" long:"unique-status" default:"403,200,404" description:"Strings (comma split), custom unique status" config:"unique-status"`
+	UniqueStatus    string   `long:"unique-status" default:"403,200,404" description:"Strings (comma split), custom unique status" config:"unique-status"`
 	Unique          bool     `long:"unique" description:"Bool, unique response" config:"unique"`
 	RetryCount      int      `long:"retry" default:"0" description:"Int, retry count" config:"retry"`
 	SimhashDistance int      `long:"sim-distance" default:"8" config:"sim-distance"`