diff --git a/defaults/main.yml b/defaults/main.yml
index 12ca26e..fcf8641 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -45,3 +45,5 @@ postfix:
   smtpd_milters: []
   non_smtpd_milters: []
   metrics_address: "127.0.0.1:9154"
+  recipient_canonical_maps: ''
+  local_header_rewrite_clients: ''
diff --git a/templates/main.cf.j2 b/templates/main.cf.j2
index 606af95..30f190a 100644
--- a/templates/main.cf.j2
+++ b/templates/main.cf.j2
@@ -140,3 +140,6 @@ non_smtpd_milters = {{ ' '.join(postfix.non_smtpd_milters) }}
 # Disable all error reports to postmaster@, because they sometimes contain
 # passwords or other confidential information
 notify_classes =
+
+recipient_canonical_maps = {{ postfix.recipient_canonical_maps }}
+local_header_rewrite_clients = {{ postfix.local_header_rewrite_clients }}