diff --git a/03frontends.cfg b/03frontends.cfg
index e0c2657..5dbc33d 100644
--- a/03frontends.cfg
+++ b/03frontends.cfg
@@ -319,13 +319,16 @@ frontend frontend_default
   acl www hdr(host) -i benoit.jp.net
   acl www hdr(host) -i www.benoit.jp.net
 
-  http-request deny if adguard !JP !SG !letsencrypt
-  http-request deny if kanboard !JP !SG !letsencrypt
-  http-request deny if mailcow !JP !SG !letsencrypt
-  http-request deny if miniflux !JP !SG !letsencrypt
-  http-request deny if navidrome !JP !SG !letsencrypt
-  http-request deny if photoprism !JP !SG !letsencrypt
-  http-request deny if vaultwarden !JP !SG !letsencrypt
+  # Allow mxmon
+  acl allowed_ips src 5.78.92.102 2a01:4ff:1f0:c14e::1
+
+  http-request deny if adguard !JP !SG !letsencrypt !allowed_ips
+  http-request deny if kanboard !JP !SG !letsencrypt !allowed_ips
+  http-request deny if mailcow !JP !SG !letsencrypt !allowed_ips
+  http-request deny if miniflux !JP !SG !letsencrypt !allowed_ips
+  http-request deny if navidrome !JP !SG !letsencrypt !allowed_ips
+  http-request deny if photoprism !JP !SG !letsencryp !allowed_ipst
+  http-request deny if vaultwarden !JP !SG !letsencrypt !allowed_ips
 
   use_backend adguard if adguard
   use_backend archive if archive