diff --git a/REFERENCE.md b/REFERENCE.md
index 52767c43..28780d05 100644
--- a/REFERENCE.md
+++ b/REFERENCE.md
@@ -102,6 +102,7 @@ The following parameters are available in the `postfix` class:
 * [`ldap_options`](#-postfix--ldap_options)
 * [`ldap_packages`](#-postfix--ldap_packages)
 * [`lookup_table_type`](#-postfix--lookup_table_type)
+* [`mailaliases`](#-postfix--mailaliases)
 * [`mail_user`](#-postfix--mail_user)
 * [`mailman`](#-postfix--mailman)
 * [`mailx_ensure`](#-postfix--mailx_ensure)
@@ -275,6 +276,16 @@ Type has to be supported by system, see "postconf -m" for supported types.
 
 Default value: `'hash'`
 
+##### <a name="-postfix--mailaliases"></a>`mailaliases`
+
+Data type: `Hash`
+
+A hash of postfix::mailalias resources. The hash containing optional configuration values for main.cf.
+The values are configured using postfix::mailalias.
+Example: `{'nobody': {'ensure': 'present', 'recipient': 'root'}}`
+
+Default value: `{}`
+
 ##### <a name="-postfix--mail_user"></a>`mail_user`
 
 Data type: `String`
diff --git a/manifests/init.pp b/manifests/init.pp
index e46057ed..64e0159e 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -93,6 +93,11 @@
 #   Table format type as described in http://www.postfix.org/DATABASE_README.html#types.
 #   Type has to be supported by system, see "postconf -m" for supported types.
 #
+# @param mailaliases
+#   A hash of postfix::mailalias resources. The hash containing optional configuration values for main.cf.
+#   The values are configured using postfix::mailalias.
+#   Example: `{'nobody': {'ensure': 'present', 'recipient': 'root'}}`
+#
 # @param mail_user
 #   A string defining the mail user, and optionally group, to execute external commands as.
 #   This parameter maps to the user parameter (pipe(8)).
@@ -267,6 +272,7 @@
   Optional[String]                     $ldap_options          = undef,
   Array[String[1]]                     $ldap_packages         = [],
   String                               $lookup_table_type     = 'hash',
+  Hash                                 $mailaliases           = {},
   String                               $mail_user             = 'vmail',       # postfix_mail_user
   Boolean                              $mailman               = false,
   String                               $mailx_ensure          = 'present',
@@ -333,6 +339,12 @@
     }
   }
 
+  $mailaliases.each |$key, $value| {
+    postfix::mailalias { $key:
+      * => $value,
+    }
+  }
+
   $transports.each |$key, $value| {
     postfix::transport { $key:
       * => $value,