diff --git a/admission-webhook/main.go b/admission-webhook/main.go
index 118db591..0f54b7f9 100644
--- a/admission-webhook/main.go
+++ b/admission-webhook/main.go
@@ -15,8 +15,14 @@ func main() {
 	initLogrus()
 
 	enableCertReload := flag.Bool("cert-reload", false, "enable certificate reload")
+	v := flag.Bool("version", false, "show version")
 	flag.Parse()
 
+	if *v {
+		fmt.Printf("windows-gmsa-webhook v%s\n", getVersion())
+		os.Exit(0)
+	}
+
 	kubeClient, err := createKubeClient()
 	if err != nil {
 		panic(err)