diff --git a/ansible/roles/nginx/files/includes/ssl.conf b/ansible/roles/nginx/files/includes/ssl.conf
index 28fd6ac..b17af6c 100644
--- a/ansible/roles/nginx/files/includes/ssl.conf
+++ b/ansible/roles/nginx/files/includes/ssl.conf
@@ -8,8 +8,7 @@ ssl_dhparam dhparams.pem;
 ssl_protocols TLSv1.2 TLSv1.3;
 ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-CHACHA20-POLY1305;
 ssl_prefer_server_ciphers off;
-# HSTS (ngx_http_headers_module is required) (63072000 seconds)
-#add_header Strict-Transport-Security "max-age=63072000" always;
+more_set_headers "Strict-Transport-Security: max-age=2592000";
 
 # OCSP stapling
 ssl_stapling on;