diff --git a/Running-a-private-vaultwarden-instance-with-Let's-Encrypt-certs.md b/Running-a-private-vaultwarden-instance-with-Let's-Encrypt-certs.md
index 55e9906..6f9205e 100644
--- a/Running-a-private-vaultwarden-instance-with-Let's-Encrypt-certs.md
+++ b/Running-a-private-vaultwarden-instance-with-Let's-Encrypt-certs.md
@@ -46,7 +46,7 @@ DUCKDNS_TOKEN=00112233-4455-6677-8899-aabbccddeeff
 
 Start `caddy` by running
 ```
-caddy run -envfile caddy.env
+caddy run --envfile caddy.env
 ```
 
 Start `vaultwarden` by running