diff --git a/lib/vaultwarden.sh b/lib/vaultwarden.sh
index 8d8afde..1f4a967 100644
--- a/lib/vaultwarden.sh
+++ b/lib/vaultwarden.sh
@@ -54,6 +54,9 @@ SMTP_PORT=587
 SMTP_SECURITY=starttls
 SMTP_USERNAME=fcore
 SMTP_PASSWORD=$ADMINPASS
+SIGNUPS_ALLOWED=false
+SIGNUPS_DOMAINS_WHITELIST=$DOMAIN
+SIGNUPS_VERIFY=true
 EOF
 chmod 600 /federated/apps/vaultwarden/.env