diff --git a/backend/templates/proxy_host.conf b/backend/templates/proxy_host.conf
index ec30cca0..9f36a072 100644
--- a/backend/templates/proxy_host.conf
+++ b/backend/templates/proxy_host.conf
@@ -1,30 +1,39 @@
 {% include "_header_comment.conf" %}
 
+map $sent_http_content_type $expires {
+    default                    off;
+    text/html                  epoch;
+    text/css                   max;
+    application/javascript     max;
+    ~image/                    max;
+    ~font/                     max;
+}
+
 {% if enabled %}
 server {
   set $forward_scheme {{ forward_scheme }};
   set $server         "{{ forward_host }}";
   set $port           {{ forward_port }};
 
-{% include "_listen.conf" %}
-{% include "_certificates.conf" %}
-{% include "_assets.conf" %}
-{% include "_exploits.conf" %}
-{% include "_hsts.conf" %}
-{% include "_forced_ssl.conf" %}
+  {% include "_listen.conf" %}
+  {% include "_certificates.conf" %}
+  {% include "_assets.conf" %}
+  {% include "_exploits.conf" %}
+  {% include "_hsts.conf" %}
+  {% include "_forced_ssl.conf" %}
 
 {% if allow_websocket_upgrade == 1 or allow_websocket_upgrade == true %}
-proxy_set_header Upgrade $http_upgrade;
-proxy_set_header Connection $http_connection;
-proxy_http_version 1.1;
+  proxy_set_header Upgrade $http_upgrade;
+  proxy_set_header Connection $http_connection;
+  proxy_http_version 1.1;
 {% endif %}
 
   access_log /data/logs/proxy-host-{{ id }}_access.log proxy;
   error_log /data/logs/proxy-host-{{ id }}_error.log warn;
 
-{{ advanced_config }}
+  {{ advanced_config }}
 
-{{ locations }}
+  {{ locations }}
 
 {% if use_default_location %}