diff --git a/pkg/nginx/testdata/http.conf b/pkg/nginx/testdata/http.conf
index 62ff82e3..02126989 100644
--- a/pkg/nginx/testdata/http.conf
+++ b/pkg/nginx/testdata/http.conf
@@ -1,12 +1,12 @@
 server {
     listen 80;
     server_name localhost;
-    index index.php index.html index.htm;
+    index index.php index.html;
     root /www/wwwroot/default;
-    # Error page configuration
+    # Error page
     error_page 404 /404.html;
     include enable-php-0.conf;
-    # Do not log static files
+    # Browser cache
     location ~ .*\.(bmp|jpg|jpeg|png|gif|svg|ico|tiff|webp|avif|heif|heic|jxl)$ {
         expires 30d;
         access_log /dev/null;
@@ -17,7 +17,7 @@ server {
         access_log /dev/null;
         error_log /dev/null;
     }
-    # Deny some sensitive directories
+    # Deny sensitive files
     location ~ ^/(\.user.ini|\.htaccess|\.git|\.svn|\.env) {
         return 404;
     }