diff --git a/example/gateway/files/crontab_root b/example/gateway/files/crontab_root
new file mode 100644
index 0000000..392122f
--- /dev/null
+++ b/example/gateway/files/crontab_root
@@ -0,0 +1 @@
+@weekly service nginx reload >/dev/null 2>&1
diff --git a/example/gateway/nginx-http/Fockerfile b/example/gateway/nginx-http/Fockerfile
index 9be8498..101e167 100644
--- a/example/gateway/nginx-http/Fockerfile
+++ b/example/gateway/nginx-http/Fockerfile
@@ -8,6 +8,8 @@ steps:
           /root/cookiecutter.json ]
       - [ files/nginx.conf,
           /root/nginx.conf ]
+      - [ ../files/crontab_root,
+          /root/crontab_root ]
   - run:
       - mkdir -p /root/nginx_template/\{\{cookiecutter.directory_name\}\}
       - mv -v /root/nginx.conf /root/nginx_template/\{\{cookiecutter.directory_name\}\}/nginx.conf
@@ -20,3 +22,12 @@ steps:
       - rm -rvf /root/nginx_template
       - rm -rvf ./nginx_conf
       - mkdir -p /certbot/webroot
+  - run:
+      - sysrc nginx_enable=YES
+      - crontab -u root /root/crontab_root
+      - rm -v /root/crontab_root
+  - run:
+      - sysrc sshd_enable=NO
+      - sysrc sendmail_enable=NONE
+      - sysrc clear_tmp_enable=YES
+      - sysrc syslogd_flags="-ss"
diff --git a/example/gateway/nginx-https/Fockerfile b/example/gateway/nginx-https/Fockerfile
index 8cb0b67..3031316 100644
--- a/example/gateway/nginx-https/Fockerfile
+++ b/example/gateway/nginx-https/Fockerfile
@@ -8,6 +8,8 @@ steps:
           /root/cookiecutter.json ]
       - [ files/nginx.conf,
           /root/nginx.conf ]
+      - [ ../files/crontab_root,
+          /root/crontab_root ]
   - run:
       - mkdir -p /root/nginx_template/\{\{cookiecutter.directory_name\}\}
       - mv -v /root/nginx.conf /root/nginx_template/\{\{cookiecutter.directory_name\}\}/nginx.conf
@@ -21,6 +23,10 @@ steps:
       - rm -rvf ./nginx_conf
       - mkdir -p /usr/local/etc/letsencrypt
       - mkdir -p /certbot/webroot
+  - run:
+      - sysrc nginx_enable=YES
+      - crontab -u root /root/crontab_root
+      - rm -v /root/crontab_root
   - run:
       - sysrc sshd_enable=NO
       - sysrc sendmail_enable=NONE