diff --git a/cmd/inbound/inbound.go b/cmd/inbound/inbound.go
index a04e0bf..1d69574 100644
--- a/cmd/inbound/inbound.go
+++ b/cmd/inbound/inbound.go
@@ -27,8 +27,8 @@ var (
 var allowedDomains []string
 
 func init() {
-	flag.IntVar(&listenPort, "p", 2525, "port on which to listen for incoming emails")
-	flag.IntVar(&healthPort, "p", 8080, "port on which to listen for health checks")
+	flag.IntVar(&listenPort, "smtp", 2525, "port on which to listen for incoming emails")
+	flag.IntVar(&healthPort, "health", 8080, "port on which to listen for health checks")
 }
 
 func main() {