diff --git a/cmd/cmd.go b/cmd/cmd.go
index 40a16af..9163071 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -117,6 +117,12 @@ var globalFlags = []cli.Flag{
 		Value:  "",
 		EnvVar: "CLAMAV_HOST",
 	},
+	cli.StringFlag{
+		Name:   "virustotal-key",
+		Usage:  "virustotal-key",
+		Value:  "",
+		EnvVar: "VIRUSTOTAL_KEY",
+	},
 	cli.BoolFlag{
 		Name:  "profiler",
 		Usage: "enable profiling",
@@ -176,6 +182,10 @@ func New() *Cmd {
 			options = append(options, server.UseLetsEncrypt(strings.Split(v, ",")))
 		}
 
+		if v := c.String("virustotal-key"); v != "" {
+			options = append(options, server.VirustotalKey(v))
+		}
+
 		if v := c.String("clamav-host"); v != "" {
 			options = append(options, server.ClamavHost(v))
 		}
diff --git a/server/server.go b/server/server.go
index 2d5ad59..a1c37a5 100644
--- a/server/server.go
+++ b/server/server.go
@@ -66,6 +66,12 @@ func ClamavHost(s string) OptionFn {
 	}
 }
 
+func VirustotalKey(s string) OptionFn {
+	return func(srvr *Server) {
+		srvr.VirusTotalKey = s
+	}
+}
+
 func Listener(s string) OptionFn {
 	return func(srvr *Server) {
 		srvr.ListenerString = s