diff --git a/README.md b/README.md
index 2eb579f..e44ce1e 100644
--- a/README.md
+++ b/README.md
@@ -49,8 +49,6 @@
   * [matrix_db_password](#matrix_db_password)
   * [matrix_db_ssl_mode](#matrix_db_ssl_mode)
   * [matrix_db_ssl_root_cert](#matrix_db_ssl_root_cert)
-  * [matrix_iptables_enabled](#matrix_iptables_enabled)
-  * [matrix_open_ports](#matrix_open_ports)
   * [matrix_url_preview_enabled](#matrix_url_preview_enabled)
   * [matrix_url_preview_max_spider_size](#matrix_url_preview_max_spider_size)
   * [matrix_macaroon_secret_key](#matrix_macaroon_secret_key)
@@ -442,26 +440,6 @@ matrix_db_ssl_mode: disable
 matrix_db_ssl_root_cert: /etc/pki/tls/certs/ca-bundle.trust.crt
 ```
 
-### matrix_iptables_enabled
-
-#### Default value
-
-```YAML
-matrix_iptables_enabled: false
-```
-
-### matrix_open_ports
-
-#### Default value
-
-```YAML
-matrix_open_ports:
-  - name: allow_matrix_web
-    rules: "-A INPUT -m state --state NEW -p tcp --dport {{ matrix_http_bind_port\
-      \ }} -j ACCEPT\n"
-    state: present
-```
-
 ### matrix_url_preview_enabled
 
 #### Default value