diff --git a/nginx.conf.tmpl b/nginx.conf.tmpl
index 5a727cd..a176e72 100644
--- a/nginx.conf.tmpl
+++ b/nginx.conf.tmpl
@@ -10,11 +10,7 @@ events {
 
 
 http {
-    include       /etc/nginx/mime.types;
-    # See https://github.com/nextcloud/forms/issues/1838#issuecomment-1860497200
-    types {
-        application/javascript js mjs;
-    }
+    include mime.types;
     default_type  application/octet-stream;
 
     log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
@@ -26,8 +22,17 @@ http {
     sendfile        on;
     #tcp_nopush     on;
 
+    # Prevent nginx HTTP Server Detection
+    server_tokens   off;
+
     keepalive_timeout  65;
 
+    # Set the `immutable` cache control options only for assets with a cache busting `v` argument
+    map $arg_v $asset_immutable {
+        "" "";
+    default "immutable";
+    }
+
     #gzip  on;
 
     upstream php-handler {
@@ -45,18 +50,23 @@ http {
         # could take several months.
         #add_header Strict-Transport-Security "max-age=15768000; includeSubDomains; preload;" always;
 
-
-        # set max upload size
+        # set max upload size and increase upload timeout:
         client_max_body_size 512M;
+        client_body_timeout 300s;
         fastcgi_buffers 64 4K;
 
+        # The settings allows you to optimize the HTTP2 bandwidth.
+        # See https://blog.cloudflare.com/delivering-http-2-upload-speed-improvements/
+        # for tuning hints
+        client_body_buffer_size 512k;
+
         # Enable gzip but do not remove ETag headers
         gzip on;
         gzip_vary on;
         gzip_comp_level 4;
         gzip_min_length 256;
         gzip_proxied expired no-cache no-store private no_last_modified no_etag auth;
-        gzip_types application/atom+xml application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;
+        gzip_types application/atom+xml text/javascript application/javascript application/json application/ld+json application/manifest+json application/rss+xml application/vnd.geo+json application/vnd.ms-fontobject application/wasm application/x-font-ttf application/x-web-app-manifest+json application/xhtml+xml application/xml font/opentype image/bmp image/svg+xml image/x-icon text/cache-manifest text/css text/plain text/vcard text/vnd.rim.location.xloc text/vtt text/x-component text/x-cross-domain-policy;
 
         # Pagespeed is not supported by Nextcloud, so if your server is built
         # with the `ngx_pagespeed` module, uncomment this line to disable it.
@@ -65,7 +75,6 @@ http {
         # HTTP response headers borrowed from Nextcloud `.htaccess`
         add_header Referrer-Policy                      "no-referrer"       always;
         add_header X-Content-Type-Options               "nosniff"           always;
-        add_header X-Download-Options                   "noopen"            always;
         add_header X-Permitted-Cross-Domain-Policies    "none"              always;
         add_header X-Robots-Tag                         "noindex, nofollow" always;
         add_header X-XSS-Protection                     "1; mode=block"     always;
@@ -155,12 +164,32 @@ http {
 
             fastcgi_intercept_errors on;
             fastcgi_request_buffering off;
+
+            fastcgi_max_temp_file_size 0;
         }
 
-        location ~ \.(?:css|js|svg|gif)$ {
+        # Javascript mimetype fixes for nginx
+        # Note: The block below should be removed, and the js|mjs section should be
+        # added to the block below this one. This is a temporary fix until Nginx 
+        # upstream fixes the js mime-type
+        location ~* \.(?:js|mjs)$ {
+            types { 
+                text/javascript js mjs;
+            } 
             try_files $uri /index.php$request_uri;
-            expires 6M;         # Cache-Control policy borrowed from `.htaccess`
+            add_header Cache-Control "public, max-age=15778463, $asset_immutable";
+            access_log off;
+        }
+
+        # Serve static files
+        location ~ \.(?:css|svg|gif|png|jpg|ico|wasm|tflite|map|ogg|flac)$ {
+            try_files $uri /index.php$request_uri;
+            add_header Cache-Control "public, max-age=15778463, $asset_immutable";
             access_log off;     # Optional: Don't log access to assets
+
+            location ~ \.wasm$ {
+                default_type application/wasm;
+            }
         }
 
         location ~ \.woff2?$ {