diff --git a/app.go b/app.go
index ff96e51..e9ae3ab 100644
--- a/app.go
+++ b/app.go
@@ -586,7 +586,7 @@ func (a AppConfig) SendSnapshots() error {
 
 func (a AppConfig) CleanupSnapshot() error {
 	if *debugFlag {
-		log.Printf("AppConfig.CleanupSnapshot : %s : Start]", a.Name)
+		log.Printf("AppConfig.CleanupSnapshot : %s : Start", a.Name)
 	}
 
 	cleanupSnapshot := make(map[string]string)
diff --git a/backup.go b/backup.go
index 7ae903a..bfbc785 100644
--- a/backup.go
+++ b/backup.go
@@ -28,6 +28,7 @@ type BoxConfig struct {
 }
 
 var (
+	appFlag   = flag.String("app", "", "run specific app")
 	cfgFile   = flag.String("config", "config.json", "config file")
 	schedFlag = flag.String("schedule", "", "specific schedule")
 	testFlag  = flag.Bool("test", false, "test run")
@@ -203,7 +204,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	err = RunBackup()
+	err = RunBackup(*appFlag)
 	if err != nil {
 		log.Printf("Cannot run schedule (%s)", err)
 		os.Exit(1)
@@ -211,18 +212,34 @@ func main() {
 }
 
 //RunBackup run all backup targets where schedule is registered
-func RunBackup() error {
-	if *debugFlag {
-		log.Printf("RunBackup() : Start")
-	}
-
-	for _, app := range cfg.Apps {
-		err := app.RunAppBackup()
-		if err != nil {
-			if *debugFlag {
-				log.Printf("RunBackup() : Error running %s", app.Name)
+func RunBackup(app string) error {
+	if app == "" {
+		if *debugFlag {
+			log.Printf("RunBackup() : Start")
+		}
+		for _, a := range cfg.Apps {
+			err := a.RunAppBackup()
+			if err != nil {
+				if *debugFlag {
+					log.Printf("RunBackup() : Error running %s", a.Name)
+				}
+				return err
+			}
+		}
+	} else {
+		if *debugFlag {
+			log.Printf("RunBackup() : Start %s", app)
+		}
+		for _, a := range cfg.Apps {
+			if a.Name == app {
+				err := a.RunAppBackup()
+				if err != nil {
+					if *debugFlag {
+						log.Printf("RunBackup() : Error running %s", a.Name)
+					}
+					return err
+				}
 			}
-			return err
 		}
 	}