diff --git a/main.go b/main.go
index 98671c6..96c41c4 100644
--- a/main.go
+++ b/main.go
@@ -15,11 +15,6 @@ const (
 )
 
 var (
-	opts = Options{
-		RedisTTL: time.Hour * 11688, // 16 mesi
-		LogFile:  "log/llmongo.log",
-	}
-
 	loop []bool
 
 	done    []chan bool
@@ -59,7 +54,7 @@ func main() {
 
 	log.SetOutput(fs)
 
-	// DA VERIFICARE
+	pid.PIDFile = opts.Pidfile
 	pid.Write(true)
 	defer pid.Remove()
 
diff --git a/options.go b/options.go
index 18f483e..2fab11c 100644
--- a/options.go
+++ b/options.go
@@ -28,8 +28,16 @@ type Options struct {
 	Influxdb    string
 	Hostname    string
 	Month       string
+	Pidfile     string
 }
 
+var (
+	opts = Options{
+		RedisTTL: time.Hour * 11688, // 16 mesi
+		LogFile:  "log/llmongo.log",
+	}
+)
+
 func usage() {
 	fmt.Println("Usage: llmongo -m <mongo uri> -r <redis uri> -t <redis keys ttl> -l <logfile> -b <concurrent thread> -T <running ttl> -x <xymon server> -H <hostname> -i <influxdb uri> -v\n")
 	os.Exit(0)
@@ -59,4 +67,5 @@ func init() {
 	flag.BoolVar(&opts.Debug, "D", false, "Debug")
 	flag.IntVar(&opts.Concurrent, "c", 1, "Concurrent thread")
 	flag.IntVar(&opts.MaxError, "E", 100, "Max Mongodb Error")
+	flag.StringVar(&opts.Pidfile, "p", opts.Pidfile, "pid file")
 }