diff --git a/swarm/local_core.yml b/swarm/local_core.yml
index d489bfd..a1b9e98 100644
--- a/swarm/local_core.yml
+++ b/swarm/local_core.yml
@@ -135,7 +135,8 @@ services:
       # Create the certificate resolver "le" for Let's Encrypt, uses the environment variable EMAIL
       - --certificatesresolvers.le.acme.email=${EMAIL?Variable not set}
       # Store the Let's Encrypt certificates in the mounted volume
-      - --certificatesresolvers.le.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory
+      # Default: "https://acme-v02.api.letsencrypt.org/directory"
+      # - --certificatesresolvers.le.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory
       - --certificatesresolvers.le.acme.storage=/certificates/acme.json
       # Use the TLS Challenge for Let's Encrypt
       - --certificatesresolvers.le.acme.tlschallenge=true