diff --git a/data/os/RedHat/10.yaml b/data/os/RedHat/10.yaml
new file mode 100644
index 0000000..34e14ec
--- /dev/null
+++ b/data/os/RedHat/10.yaml
@@ -0,0 +1,43 @@
+---
+postfix::main_alias_database: 'hash:/etc/aliases'
+postfix::main_alias_maps: 'hash:/etc/aliases'
+postfix::main_command_directory: '/usr/sbin'
+postfix::main_compatibility_level: '2'
+postfix::main_daemon_directory: '/usr/libexec/postfix'
+postfix::main_data_directory: '/var/lib/postfix'
+postfix::main_debug_peer_level: '2'
+postfix::main_html_directory: 'no'
+postfix::main_inet_protocols: 'all'
+postfix::main_mail_owner: 'postfix'
+postfix::main_mailq_path: '/usr/bin/mailq.postfix'
+postfix::main_manpage_directory: '/usr/share/man'
+postfix::main_meta_directory: '/etc/postfix'
+postfix::main_newaliases_path: '/usr/bin/newaliases.postfix'
+postfix::main_readme_directory: '/usr/share/doc/postfix/README_FILES'
+postfix::main_sample_directory: '/usr/share/doc/postfix/samples'
+postfix::main_sendmail_path: '/usr/sbin/sendmail.postfix'
+postfix::main_setgid_group: 'postdrop'
+postfix::main_shlib_directory: '/usr/lib64/postfix'
+postfix::main_smtpd_tls_cert_file: '/etc/pki/tls/certs/postfix.pem'
+postfix::main_smtpd_tls_key_file: '/etc/pki/tls/certs/postfix.key'
+postfix::main_smtpd_tls_security_level: 'may'
+postfix::main_smtp_tls_cafile: '/etc/pki/tls/certs/ca-bundle.crt'
+postfix::main_smtp_tls_capath: '/etc/pki/tls/certs'
+postfix::main_smtp_tls_security_level: 'may'
+postfix::main_unknown_local_recipient_reject_code: 550
+postfix::main_append_dot_mydomain: 'no'
+postfix::main_biff: 'no'
+postfix::main_mailbox_size_limit: 0
+postfix::main_recipient_delimiter: '+'
+postfix::main_relayhost: "mailhost.%{facts.networking.domain}"
+postfix::main_mydestination: 'localhost'
+postfix::main_myorigin: '$myhostname'
+postfix::main_myhostname: "%{facts.networking.fqdn}"
+postfix::main_queue_directory: '/var/spool/postfix'
+postfix::main_transport_maps: '/etc/postfix/transport'
+postfix::main_virtual_alias_maps: '/etc/postfix/virtual'
+postfix::service_name: 'postfix'
+postfix::main_inet_interfaces:
+  - 'localhost'
+postfix::main_mynetworks:
+  - '127.0.0.0/8'
diff --git a/metadata.json b/metadata.json
index 3733a2c..e3c54c4 100644
--- a/metadata.json
+++ b/metadata.json
@@ -18,7 +18,8 @@
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
         "8",
-        "9"
+        "9",
+        "10"
       ]
     },
     {