diff --git a/core/installer/cmd/welcome.go b/core/installer/cmd/welcome.go
index 68f3c36..41d27f7 100644
--- a/core/installer/cmd/welcome.go
+++ b/core/installer/cmd/welcome.go
@@ -12,9 +12,10 @@
 )
 
 var welcomeFlags struct {
-	repo   string
-	sshKey string
-	port   int
+	repo              string
+	sshKey            string
+	port              int
+	createAccountAddr string
 }
 
 func welcomeCmd() *cobra.Command {
@@ -40,6 +41,12 @@
 		8080,
 		"",
 	)
+	cmd.Flags().StringVar(
+		&welcomeFlags.createAccountAddr,
+		"create-account-addr",
+		"",
+		"",
+	)
 	return cmd
 }
 
@@ -68,6 +75,7 @@
 		welcomeFlags.port,
 		installer.NewRepoIO(repo, signer),
 		nsCreator,
+		welcomeFlags.createAccountAddr,
 	)
 	s.Start()
 	return nil