diff --git a/internal/runner/options.go b/internal/runner/options.go
index 2890a04..49752a1 100644
--- a/internal/runner/options.go
+++ b/internal/runner/options.go
@@ -27,6 +27,7 @@ type Options struct {
 	Verbose         bool
 	EnableUpload    bool
 	EnableTCP       bool
+	LogUA           bool
 	RulesFile       string
 	TCPWithTLS      bool
 	Version         bool
@@ -53,6 +54,7 @@ func ParseOptions() *Options {
 	}
 	flag.StringVar(&options.Folder, "path", currentPath, "Folder")
 	flag.BoolVar(&options.EnableUpload, "upload", false, "Enable upload via PUT")
+	flag.BoolVar(&options.LogUA, "log-ua", false, "Log User Agent")
 	flag.BoolVar(&options.HTTPS, "https", false, "HTTPS")
 	flag.StringVar(&options.TLSCertificate, "cert", "", "HTTPS Certificate")
 	flag.StringVar(&options.TLSKey, "key", "", "HTTPS Certificate Key")
diff --git a/internal/runner/runner.go b/internal/runner/runner.go
index dc63940..a1dcef2 100644
--- a/internal/runner/runner.go
+++ b/internal/runner/runner.go
@@ -55,6 +55,7 @@ func New(options *Options) (*Runner, error) {
 	httpServer, err := httpserver.New(&httpserver.Options{
 		Folder:            r.options.Folder,
 		EnableUpload:      r.options.EnableUpload,
+		LogUA:             r.options.LogUA,
 		ListenAddress:     r.options.ListenAddress,
 		TLS:               r.options.HTTPS,
 		Certificate:       r.options.TLSCertificate,
diff --git a/pkg/httpserver/httpserver.go b/pkg/httpserver/httpserver.go
index 5dd65a6..5daf43d 100644
--- a/pkg/httpserver/httpserver.go
+++ b/pkg/httpserver/httpserver.go
@@ -14,6 +14,7 @@ import (
 type Options struct {
 	Folder            string
 	EnableUpload      bool
+	LogUA             bool // enable logging user agent
 	ListenAddress     string
 	TLS               bool
 	Certificate       string
@@ -46,6 +47,7 @@ func New(options *Options) (*HTTPServer, error) {
 	var h HTTPServer
 	EnableUpload = options.EnableUpload
 	EnableVerbose = options.Verbose
+	EnableLogUA = options.LogUA
 	folder, err := filepath.Abs(options.Folder)
 	if err != nil {
 		return nil, err
diff --git a/pkg/httpserver/loglayer.go b/pkg/httpserver/loglayer.go
index f3fb4f7..54c6c69 100644
--- a/pkg/httpserver/loglayer.go
+++ b/pkg/httpserver/loglayer.go
@@ -12,6 +12,7 @@ import (
 var (
 	EnableUpload  bool
 	EnableVerbose bool
+	EnableLogUA   bool
 )
 
 func (t *HTTPServer) shouldDumpBody(bodysize int64) bool {
@@ -34,7 +35,11 @@ func (t *HTTPServer) loglayer(handler http.Handler) http.Handler {
 			lrw.Header().Write(headers) //nolint
 			gologger.Print().Msgf("\n[%s]\nRemote Address: %s\n%s\n%s %d %s\n%s\n%s\n", time.Now().Format("2006-01-02 15:04:05"), r.RemoteAddr, string(fullRequest), r.Proto, lrw.statusCode, http.StatusText(lrw.statusCode), headers.String(), string(lrw.Data))
 		} else {
-			gologger.Print().Msgf("[%s] %s \"%s %s %s\" %d %d", time.Now().Format("2006-01-02 15:04:05"), r.RemoteAddr, r.Method, r.URL, r.Proto, lrw.statusCode, lrw.Size)
+			if EnableLogUA {
+				gologger.Print().Msgf("[%s] %s \"%s %s %s\" %d %d - %s", time.Now().Format("2006-01-02 15:04:05"), r.RemoteAddr, r.Method, r.URL, r.Proto, lrw.statusCode, lrw.Size, r.UserAgent())
+			} else {
+				gologger.Print().Msgf("[%s] %s \"%s %s %s\" %d %d", time.Now().Format("2006-01-02 15:04:05"), r.RemoteAddr, r.Method, r.URL, r.Proto, lrw.statusCode, lrw.Size)
+			}
 		}
 	})
 }