diff --git a/.env.sample b/.env.sample
index c298f87..31a83cb 100644
--- a/.env.sample
+++ b/.env.sample
@@ -13,6 +13,9 @@ ENABLE_RESERVATIONS=false
 ENABLE_BACKUPS=true
 TZ=UTC
 LOG_LEVEL=info
+VISITOR_REQUEST_LIMIT_BURST=60
+VISITOR_REQUEST_LIMIT_REPLENISH=5s
+VISITOR_REQUEST_LIMIT_EXEMPT_HOSTS=""
 COMPOSE_FILE=compose.yml
 
 #SMTP_ENABLED=1
diff --git a/abra.sh b/abra.sh
index 250a98d..f2fd358 100644
--- a/abra.sh
+++ b/abra.sh
@@ -1 +1 @@
-export SERVER_YML_VERSION=v1
+export SERVER_YML_VERSION=v2
diff --git a/server.yml.tmpl b/server.yml.tmpl
index 6c28e7f..2894bce 100644
--- a/server.yml.tmpl
+++ b/server.yml.tmpl
@@ -280,9 +280,9 @@ visitor-subscription-limit: 30
 #   exempt from request rate limiting. Hostnames are resolved at the time the server is started.
 #   Example: "1.2.3.4,ntfy.example.com,8.7.6.0/24"
 #
-visitor-request-limit-burst: 60
-visitor-request-limit-replenish: "5s"
-# visitor-request-limit-exempt-hosts: ""
+visitor-request-limit-burst: {{ env "VISITOR_REQUEST_LIMIT_BURST" }}
+visitor-request-limit-replenish: "{{ env "VISITOR_REQUEST_LIMIT_REPLENISH" }}"
+visitor-request-limit-exempt-hosts: "{{ env "VISITOR_REQUEST_LIMIT_EXEMPT_HOSTS" }}"
 
 # Rate limiting: Hard daily limit of messages per visitor and day. The limit is reset
 # every day at midnight UTC. If the limit is not set (or set to zero), the request