diff --git a/docker-compose.yml b/docker-compose.yml
index bc99b5e9..24c3725b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -34,6 +34,7 @@ services:
       - /freeposte/freeposte:/data
       - /freeposte/mail:/mail
       - /freeposte/certs:/certs
+      - /freeposte/overrides:/overrides
 
   smtp:
     build: postfix
diff --git a/dovecot/conf/dovecot.conf b/dovecot/conf/dovecot.conf
index a08e04d8..c25274ec 100644
--- a/dovecot/conf/dovecot.conf
+++ b/dovecot/conf/dovecot.conf
@@ -156,3 +156,9 @@ plugin {
   antispam_mail_notspam = learn_ham
   antispam_mail_sendmail_args = -h;antispam:11334;-P;q1
 }
+
+###############
+# Filtering
+###############
+
+!include_try /overrides/dovecot.conf