diff --git a/common/signal/pubsub/pubsub.go b/common/signal/pubsub/pubsub.go
index 16146200f..77b2454a1 100644
--- a/common/signal/pubsub/pubsub.go
+++ b/common/signal/pubsub/pubsub.go
@@ -87,8 +87,7 @@ func (s *Service) Subscribe(name string) *Subscriber {
 		done:   done.New(),
 	}
 	s.Lock()
-	subs := append(s.subs[name], sub)
-	s.subs[name] = subs
+	s.subs[name] = append(s.subs[name], sub)
 	s.Unlock()
 	common.Must(s.ctask.Start())
 	return sub
diff --git a/infra/vformat/main.go b/infra/vformat/main.go
index 4bf70537d..323173a29 100644
--- a/infra/vformat/main.go
+++ b/infra/vformat/main.go
@@ -93,8 +93,8 @@ func Run(binary string, args []string) (string, error) {
 func RunMany(binary string, args, files []string) {
 	fmt.Println("Processing...")
 	for _, file := range files {
-		args2 := append(args, file)
-		output, err := Run(binary, args2)
+		args := append(args, file)
+		output, err := Run(binary, args)
 		if err != nil {
 			fmt.Println(err)
 			continue